The 420 World Championships is an annual international sailing regattas in the 420 class organized by the International 420 Class Association and recognised by World Sailing. They have been held every year since 1973 the year in which the class gained status from World Sailing.

The 420 Team Racing World Championship is an sailing regattas in the 420 class organized by the International 420 Class Association and recognised by World Sailing.

The 420 (dinghy) has also been used in Youth Sailing World Championships Formerly (IYRU Youth World, ISAF Youth Worlds) and the IYRU Women's Sailing World Championships and in Team Racing World Championships.

Ed.			Hosts			Fleet	Sailor			Boats				Ref.
No	Day/Month	Year	Host club	City	Country		No.	Nat.	Cont.	Boats			Mix
N/A		1966		Palamós	Spain	Open								[1]
N/A		1967		Kingston	Canada	Open								[1]
N/A		1969		Sandhamn	Sweden	Open								[1]
N/A		1970		Tel Aviv	Israel	Open								[1]
N/A		1971		Cherbourg	France	Open								[1]
01		1973	Brighton & Seacliff Yacht Club	Adelaide	Australia	Open								[2]
02		1974		Kiel	West Germany	Open								[3]
03		1975		Medemblik	Netherlands	Open								[4][5]
04		1976		Barrington	United States	Open								[1]
05		1977		Baiona	Spain	Open								[1]
06		1978		Copenhagen	Denmark	Open								[6][5]
07		1979		Tróia	Portugal	Open								[7][5]
08		1980		Quiberon	France	Open								[8][5]
09		1981		Adelaide	Australia	Open								[9][5]
10		1982	Hayling Island Sailing Club	Hayling Island	United Kingdom	Open								[10]
11	15–27 August	1983		Nahariya	Israel	Open								[11]
12	2–13 July	1984		Annapolis	United States	Open								[12][5]
13	11–18 August	1985		Ancona	Italy	Open								[13]
14F	5–10 July	1986		IJsselmeer (women)	Netherlands	Female								[14]
14	16–30 July	1986		Nieuwpoort	Belgium	Open								[15][5]
15F	30 April – 9 May	1987		Cervia	Italy	Female								[16]
15	20–29 July	1987		Lake Balaton (open)	Hungary	Open								[17][5]
16	8–15 January	1988		Lake Macquarie	Australia	Open								[18]
16F	9–15 July	1988		Lake Thun	Switzerland	Female								[19]
17		1988		Belmont	Australia	Open								[5]
18		1989		Mošćenička Draga	Yugoslavia	Open								[20][5][1]
19		1990		Crozon-Morgat	France	Open								[21][5]
20		1991		Rimini	Italy	Open								[22][5]
21		1992		Sdot Yam	Israel	Open								[23][5]
22		1993		Marstrand	Sweden	Open								[24][5][25]
23		1994		Plymouth	United Kingdom	Open								[26][5]
24		1995		Fremantle	Australia	Open								[27][5][25]
25		1996		Blankenberge	Belgium	Open								[28][5]
26		1997		Newport	United States	Open								[29][5]
27	13–21 July	1998		Palamós	Spain	Open								[30][5]
27F	26–31 July	1998		Galaxidi	Greece	Female								[31][25]
28	16–24 July	1999	Nautical Club of Paleon Faliron	Athens	Greece	Open								[32][5][25]
29	13–21 July	2000		La Rochelle	France	Open								[33][5][25]
30	19–27 July	2001	Marina di Ravenna	Ravenna	Italy	Male/Mixed	200	21	5	100				[34][5][25]
						Female	109	17	4	54
31		2002		Tavira	Portugal	Male/Mixed	166	22	5	83				[5][25]
						Female	130	21	4	65
32	Jul	2003	Hayling Island Sailing Club	Hayling Island	United Kingdom	Male/Mixed	172	19	5	86				[5][25][35]
						Female	118	14	5	59
33	26Dec -11Jan	2003/04	Mornington Yacht Club	Melbourne, Victoria	Australia	Male/Mixed	128	13	5	64
						Female	92	11	4	46	-	46	-
34	27Jul -5Aug	2005	Société des Régates de Brest		France	Male/Mixed	194	20	5	97
						Female	136	21	5	68	-	68	-
35	28Jul -6Aug	2006	Real Club Nautico de Gran Canaria		Spain	Male/Mixed	182	17	5	91
						Female	150	18	5	75	-	75	-
36	31Dec -9Jan	2006/07	Takapuna Boating Club		New Zealand	Male/Mixed	134	15	5	67
						Female	98	11	6	49	-	49	-
37	22–31 July	2008	Olympic Sailing Centre - Marina Delta Falirou	Athens	Greece	Male/Mixed	202	25	5	101				[36]
						Female	154	19	5	77	-	77	-
38	27 Jul –5 Aug	2009	Fraglia Vela Riva	Lake Garda	Italy	Male/Mixed	244	29	5	122				[37]
						Female	168	20	5	84	-	84	-
39	22–31 July	2010	Haifa Sailing Club	Haifa	Israel	Male/Mixed	166	21	6	83				[38]
						Female	148	17	5	74	-	74	-
40	27 Dec –5 Jan	2010/11	Yacht Club Argentino	Buenos Aires	Argentina	Male/Mixed	112	16	4	56				[39]
						Female	82	13	5	41	-	41	-
41	27 Jul – 5 Aug	2012	Austrian National Sailing Training Institute	Neusiedl am See	Austria	Male/Mixed	216	25	5					[40]
						Female	142	20	4	71	-	71	-
42	22–30 July	2013	Real Club Náutico Valencia	Valencia	Spain	Male/Mixed	220	26	5	110				[41]
						Female	154	19	6	76	-	76	-
43	25Jul –3Aug	2014	Lübecker Yacht Club	Travemünde	Germany	Male/Mixed	222	26	5	111				[42]
						Female	166	21	5	83	-	83	-
44	17–25 July	2015	Saga Prefecture Yacht Harbour	Karatsu	Japan	Male/Mixed	144	21	5	72		-		[43][1]
						Female	120	16	5	60	-	60	-
						Open U17	66	10	5	33
45	15–23 July	2016	Yacht Club Sanremo	Sanremo	Italy	Male/Mixed	220	23	5	110				[44][1]
						Female	168	21	5	84	-	84	-
						Open U17	138	19	5	68
46	26Dec – 3 Jan	2017/18	Fremantle Sailing Club	Fremantle	Australia	Male/Mixed	128	15	3	64				[45][1]
						Female	78	10	4	39	-	39	-
						Open U17	82	9	3	41	22	18	1
47	7–15 Aug	2018	Sail Newport	Newport	United States	Male/Mixed	144	14	5	73				[46][1]
						Female	104	15	4	52	-	52	-
						Open U17	84	11	4	42	23	18	1
48	3–11 July	2019	Capable Planet Club Nautico	Vilamoura	Portugal	Male/Mixed	178	19	5	89				[47][1]
						Female	146	18	5	73	-	73	-
						Open U17	132	19	6	66
N/A	3-11 Jul	2020	Centre Nautique Crozon Morgat	Crozon Morgat	France	CANCELLED COVID								[48]
49	2–10 July	2021	Yacht Club Sanremo	Sanremo	Italy	Male/Mixed	180	19	4	90		-		[49][50]
						Female	106	17	4	53	-	53
						Open U17	134	12	3	67
50	5–13 Aug	2022	Balatoni Yacht Club	Alsóörs	Hungary	Male/Mixed	222	20	5	111		-		[51][1]
						Female	122	18	5	61	-	61	-
						Open U17	144	15	2	72
51	21–29 July	2023	Real Club de Regatas de Alicante	Alicante	Spain	Male/Mixed	260	21	5	130	87	-	43	[52]
						Female	128	17	5	64	-	64	-
						Open U17	166	18	4	83	43	24	16
52	3–10 Jan	2024	Iate Clube do Rio de Janeiro		Brazil	Male/Mixed	156	14	3	78	51	-	27	[53]
						Female	54	10	2	27	-	27	-
53	1-9 Jul	2025			Turkey

Year	Yacht Club	Countries		Ref
	9-12 Sept	2015	Circolo Vela Gargnano	Italy	Spain	[54][55]

Year v t e	Gold	Silver	Bronze
1973 Adelaide	Australia Wangel Giles
1974 Kiel	France Alain Chourgnoz Denis Cerda
1975 Medemblik	United States Whitehurst Whitehurst	France Russo Narbonne	Netherlands Carels Ponjée
1976 Barrington	United States Stephen Taylor Joan Massey
1977 Baiona	United States Stephen Taylor Joan Massey	Israel
1978 Jyllinge	France Pollet Johanssen	Great Britain Cathy Foster Wendy Hilder	Spain Sallent Isnard
1979 Tróia	Italy Di Salle Vassalo	West Germany Möller Möller	New Zealand Dickson Wilcox
1980 Quiberon	Israel Shimshon Brokman Eitan Friedlander	France Brenac Mikuelis	France Jaffrezeic Berthonneau
1982 Adelaide	Australia Ferris McKay	United States Brown	West Germany Etten
1984 Annapolis	West Germany A. Andruleit H. Andruleit	West Germany Filimonow Stöckmann	Canada Ellis Ferrow
1986 Nieuwpoort	France Eric Godard Christophe Godard
1987 Balatonfüred	France Jean-François Berthet Gwendoel Berthet	France Eric Godard Christophe Godard	Spain José Miguel Ramis Antonio Morro
1988 Lake Macquarie	France W. Sanchez-Diez Bertrand Dumortier	West Germany Christian Halm Alexander Halm	France Jean-François Berthet Gwendoel Berthet
1989 Mošćenička Draga	France David Ravet Bertrand Loyal	Great Britain Steve Irish Greg Irish	Great Britain John Merricks Rob Wilson
1990 Crozon	France Christian Gout Jean Gout
1991 Rimini	Great Britain Steve Irish Greg Irish
1992 Caesarea	Spain Gustavo Martínez Dimias Wood
1993 Marstrand	Italy Marcello Luciani Dario Luciani
1994 Plymouth	Great Britain John Merricks Ian Lovering
1995 Fremantle	Australia Roger Perrett Teague Czislowski
1996 Blankenberge	Portugal M. Fortunato M. Nunes
1997 Newport	France W. Sanchez-Diez Gabriol	Italy L. Chiarugi E. Trumpy
1998 Palamós	France Nicolas Charbonnier David Deguine

Year	Gold	Silver	Bronze
1999 Athens	France Nicolas Charbonnier David Deguine	France Jean-Matthieu Constant Christopher Pratt	Portugal Pedro Pinto Miguel Pinto
2000 La Rochelle	Australia Mathew Belcher Daniel Belcher	Italy Luca Bursic Thomas Jacob	Greece Mileos Michaelis Theodores Polighrondis
2001 Ravenna	Italy Michel Mazzotti Giulia Mazzotti	Spain R. Medina J. Cerezo	Italy B. Danti F. Geggio
2002 Tavira	India Farokh Tarapore Vikas Kapila	Great Britain Nic Asher Elliot Willis	France Morgan Lagravière Noé Delpech
2003 Hayling Island	Spain José Antonio Medina Onán Barreiros	France Nicolas Duron Sébastian Durand	France Morgan Lagravière Noé Delpech
2004 Melbourne	Australia Nathan Wilmot Malcolm Page	Australia Mathew Belcher Rike Ziegelmayer	Australia Nathan Outteridge Ayden Menzies
2005 Brest	Portugal Tomas da Silva Francisco Gomes	Italy Alfredo Capodanno Vittorio Papa	Spain Pablo Santurde Abelardo Quevedo
2006 Las Palmas	New Zealand Carl Evans Peter Burling	New Zealand Simon Cooke Scott Illingworth	France Fernando Lodos Julien Pulve
2007 Auckland	New Zealand Carl Evans Peter Burling	New Zealand Simon Cooke Scott Illingworth	New Zealand Rowan Swanson Bruce Kennedy
2008 Athens	Greece Michalis Mileos Evangelos-Vasileio Mitakis	Greece Vasilis Papoutsoglou Akilas Drougas	Italy Edoardo Mancinelli Lorenzo de Felice
2009 Lake Garda	Greece Antonios Tsimpoukelis George Karonis	New Zealand Francisco Lardies Finn Drummond	Great Britain Ben Palmer Konrad Weaver
2010 Haifa	Singapore Justin Liu Sherman Cheng	Italy Francesco Falcetelli Gabriele Franciolini	Italy Edoardo Mancinelli Leonardo Cucchiara
2011 Buenos Aires details	Argentina Pablo Völker Agustín Cunill	Italy Edoardo Mancinelli Leonardo Cucchiara	Chile Benjamín Grez Diego González
2012 Lake Neusiedl	Greece Alex Kavas George Kavas	France Guillaume Pirouelle Valentin Sipan	Spain David Charles Alex Charles
2013 Valencia	Spain Xavier Antich Pedro Terrones	Brazil Tiago Brito Andrei Kneipp	France Sébastien Simon Pierre Rhimbault
2014 Lübeck	Spain José Manuel Ruiz Fernando Dávila	France Hippolyte Macheti Sidoine Dantes	Israel Ido Bilik Ofek Shalgi
2015 Karatsu	Japan Daichi Takayama Syota Nakano	United States Wiley Rogers Jack Parkin	Hong Kong Calum Gregor Hugo Christensson
2016 Sanremo	Portugal Diogo Costa Pedro Costa	United States Wiley Rogers Jack Parkin	Greece Vasilios Gourgiotis Orestis Batsis	[56]
2017 Fremantle	Spain Enrique Luján Pablo Luján	Spain Albert Torres Francisco Mulet	Spain Carlos Balaguer Antoni Massanet	[57]
2018 Newport	New Zealand Seb Menzies Blake McGlashan	Spain Elías Aretz Pablo García	Spain Martín Wizner Pedro Ameneiro	[58]
2019 Vilamoura	Spain Martín Wizner Pedro Ameneiro	New Zealand Seb Menzies Blake McGlashan	Spain Conrad Konitzer Fernando Rodríguez
2020	CANCELLED DUE TO COVID
2021	USA 57002 (95)  Tommy Sitzmann (USA)  Luke Woodworth (USA)	FRA 56984 (16)  Ange Delerce (FRA)  Timothee Rossi (FRA)	ESP 56600 (11)  Alberto Morales (ESP)  Miguel Bethencourt (ESP)	[59]
2022	ESP 57147 (12)  Fernando Flethes Anaya (ESP)  Carlos Flethes Anaya (ESP)	ESP 55249 (11)  Sebastián Riquelme Beckmann (ESP)  Miquel Perez Carbó (ESP)	ESP 56790 (9)  Ian Clive Walker March (ESP)  Finn Dicke (ESP)
2023	ESP 56005 (4)  Pol Mateu Badia (ESP)  Alejandro De Maqua Xalabarder (ESP)	ESP 56918 (14)  Miguel Angel Morales (ESP)  Alejandro Martin (ESP)	GRE 56946 (28)  Dimitris Sourlatzis (GRE)  Nikolaos Sourlatzis (GRE)
2024	BRA 57305 (69)  Lucas Freitas (BRA)  Victoria Back (BRA)	ITA 57283 (87)  Lisa Vucetti (ITA)  Vittorio Bonifacio (ITA)	NZL 56941 (141)  Joe Leith (NZL)  Joshua Ferrissey (NZL)

Year	Gold	Silver	Bronze	Ref.
1980 Charlottenlund	Italy Claudia Mazzaferro Galeazzi
1981	Italy Claudia Mazzaferro Galeazzi
1986 Nieuwpoort	Italy M. Bazzini D. De Cagno
1987 Cervia	France V. Ravet D. Besson
1988	Spain Leon Leon
1989	Sweden Martina Wendin Boel Bengtsson
1990 Miura	France Céline Hendrick Catherine Condolf
1991 Rimini	France Marie LeCadre Laure Fernandez
1998 Galaxidi	Israel Limor Kliger Vered Buskila
1999 Athens	Greece Dimitra Milona Aliki Kourkoulou
2000 La Rochelle	Great Britain Christina Bassedone Helen Mayhew	Greece Altana Danezi Evagelia Vlachov	Italy Elena Ziliani Alessandra Marenzi
2001 Ravenna	Italy Elisabetta Sacchegiani Maria Paola Bertone	Italy Sara Postogna Anna Postogna	Italy Carolina Mariani Camilla Gabrielli
2002 Tavira	France Caroline Jonet Magali Pallanca	Greece Spiridoula Mileou Sofia Papadopoulou	Brazil Isabel Barzaghi Laura Zani
2003 Hayling Island	Brazil Isabel Barzaghi Laura Zani	Great Britain Charlotte Savage Maia Walsh	Germany Dorothea Gebert Natascha Lorenz
2004 Mornington	Australia Elise Rechichi Tessa Parkinson	Great Britain Lucy MacGregor Nicola MacGregor	France Camille Lecointre Gwendolyn Lemaitre
2005 Brest	Italy Maria Stella Turizio Maria Carolina Rendano	France Marie Lumeau Claire Bossard	Great Britain Maria Stanley Catherine Alton
2006 Las Palmas	Great Britain Hannah Mills Peggy Webster	Spain Tara Pacheco Elena Barambio	Italy Benedetta Danti Elisa Cecconi
2007 Auckland	New Zealand Jo Aleh Polly Powrie	New Zealand Shelley Hesson Bianca Barbarich-Bacher	New Zealand Sarah Bilkey Rosie Sargisson
2008 Athens	Greece Katerina Kaitatzidou Sofia Kaitatzidou	Israel Gil Cohen Adva Kremer	Greece Afrodite Kyranakou Elena Nikiforidi
2009 Lake Garda	New Zealand Alex Maloney Bianca Barbarich-Bacher	Italy Camilla Marino Claudia Soricelli	United States Sydney Bolger Caitlin Beavers
2010 Haifa	Italy Roberta Caputo Benedetta Barbiero	United States Morgan Kiss Katia Da Silva	Italy Christina Celli Silvia Morini
2011 Buenos Aires	Great Britain Annabel Vose Megan Brickwood	Germany Nadine Bohm Monika Lindner	France Maelenn Lemaitre Aloïse Retornaz
2012 Lake Neusiedl	Singapore Rachel Lee Cecilia Low	Chile Nadja Horwitz Sofia Middleton	Singapore Griselda Khng Shu Xian Lee
2013 Valencia	Great Britain Annabel Cattermole Bryony Bennett-Lloyd	Singapore Kimberly Lim Savannah Siew	United States Sara Scotto Di Vettimo Vittoria Barbiero
2014 Lübeck	Italy Carlotta Omari Francesca Russo Cirillo	Singapore Kimberly Lim Savannah Siew	Greece Aikaterini Tavoulari Fotini Koutsoumpou
2015 Karatsu	Spain Marta Garrido María Jesus Dávila	France Charlotte Yven Marine Riou	Japan Misaki Tanaka Sena Takano
2016 Sanremo	Italy Francesca Russo Cirillo Alice Linussi	Spain María Bover Guerrero Clara Llabrés	Italy Maria Vittoria Marchesini Cecilia Fedel	[60]
2017 Fremantle	Australia Nia Jerwood Monique de Vries	Australia Laura Harding Eleanor Grimshaw	Italy Arianna Passamonti Giulia Fava	[61]
2018 Newport	Spain Patricia Reino Isabel Laiseca	Spain María Caba Pilar Caba	Spain María Bover Catalina Homar	[62]
2019 Vilamoura	Great Britain Vita Heathcote Milly Boyle	Italy Irene Calici Petra Gregori	Greece Melina Pappa Maria Tsamopoulou	[63]
2020	DUE TO CANCELLED COVID
2021	USA 56364  Vanessa Lahrkamp (USA)  Katherine Mcnamara (USA)	ESP 56769  Neus Ballester (ESP)  Andrea Perello (ESP)	FRA 56876  Apolline Benoit (FRA)  Ambre Monnier (FRA)
2022	FRA 56864  Solenza Mariani (FRA)  Antea Mariani (FRA)	ESP 56852  María Perelló Mora (ESP)  Marta Cardona Alcantara (ESP)	GER 57113  Beeke Segger (GER)  Siri Segger (GER)
2023	GRE 56470  Iakovina Kerkezou (GRE)  Danae Giannouli (GRE)	BRA 54643  Joana Gonçalves (BRA)  Gabriela Vassel (BRA)	ESP 57332  Nora Garcia De La Casa (ESP)  Mariona Ventura Relat (ESP)
2024	GRE 56470  Iakovina Kerkezou (GRE)  Danai Giannouli (GRE)	ESP 56958  Paula Laiseca Bueno (ESP)  Isabel Laiseca Bueno (ESP)	BRA 54643  Joana Gonçalves (BRA)  Gabriela Vassel (BRA)

Year	Gold	Silver	Bronze	Ref.
2015 Karatsu	Edoardo Ferraro (ITA)  Francesco Orlando (ITA)	Aggelos Arvanitis (GRE)  Theofanis Kanakaris (GRE)	Carlos Balaguer (ESP)  Ignacio Balaguer (ESP)
2016 Sanremo	Telis Athanasopoulos (GRE)  Dimitris Tassios (GRE)	Eduard Ferrer (ESP)  Carlos de Maqua (ESP)	Enzo Balanger (FRA)  Gaultier Tallieu (FRA)	[64]
2017 Fremantle (AUS)	Martín Wizner (ESP)  Pedro Ameneiro (ESP)	Tommaso Cilli (ITA)  Bruno Mantero (ITA)	Demetrio Sposato (ITA)  Gabriele Centrone (ITA)	[65]
2018 Newport (USA)	Jacobo García (ESP)  Antoni Ripoll (ESP)	Marina Garau (ESP)  Blanca Cabot (ESP)	Odysseas Spanakis (GRE)  Konstantinos Mixalopoulos (GRE)	[66]
2019 Vilamoura (POR)	Odysseas Spanakis (GRE)  Konstaninos Mixalopoulos (GRE)	Ange Delerce (FRA)  Timothée Rossi (FRA)	Alberto Morales (ESP)  Miguel Bethencourt (ESP)	[67]
2020	CANCELLED COVID 19
2021	USA 56345 (61)  Freddie Parkin (USA)  Thomas Whidden (USA)	ESP 56852 (5)  Maria Perello (ESP)  Marta Cardona (ESP)	ESP 56543 (6)  Marc Mesquida (ESP)  Ramón Jaume (ESP)
2022	GER 57220 (29)  Severin Gericke (GER)  Xaver Schwarz (GER)	ESP 56918 (11)  Miguel Ángel Morales Hernandez (ESP)  Alejandro Martín Corujo (ESP)	GER 57219 (28)  Valentina Steinlein (GER)  Lea Adolph (GER)
2023	ITA 57483 (181)  Alessio Cindolo (ITA)  Marco Dogliotti (ITA)	GRE 56944 (167)  Georgios Iraklis Michalopoulos (GRE)  Ion Stamatios Stromatias (GRE)	GER 56733 (207)  Esther Rodenhausen (GER)  Luisa Sophie Becker (GER)
2024	Not Held

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