The 1947 LEN European Aquatics Championships were held 10–14 September 1947 in Monte Carlo, Monaco.^[1][2]

Rank	Nation	Gold	Silver	Bronze	Total
1	France	6	1	1	8
2	Denmark	5	0	1	6
3	Hungary	1	5	4	10
4	Sweden	1	4	0	5
5	Great Britain	1	2	2	5
	Netherlands	1	2	2	5
7	Italy	1	0	0	1
8	Austria	0	1	1	2
	Yugoslavia	0	1	1	2
10	Belgium	0	0	2	2
	Czechoslovakia	0	0	2	2
Totals (11 entries)		16	16	16	48

Men's events

Event	Gold		Silver		Bronze
3 m springboard details	Roger Heinkele  France	126.71	Svante Johansson  Sweden	118.88	László Hidvégi  Hungary	114.50
10 m platform details	Thomas Christiansen  Denmark	105.55	Lennart Brunnhage  Sweden	98.85	Louis Marchant  Great Britain	95.32

Women's events

Event	Gold		Silver		Bronze
3 m springboard details	Madeleine Moreau  France	100.43	Alma Staudinger  Austria	90.67	Jeannette Aubert-Pinel  France	86.78
10 m platform details	Nicole Pellissard  France	60.03	Eileen Szagot  Hungary	59.86	Alma Staudinger  Austria	58.02

Men's events

Event	Gold		Silver		Bronze
100 m freestyle details	Alexandre Jany  France	56.9	Per-Olof Olsson  Sweden	58.8	Elemér Szathmáry  Hungary	59.6
400 m freestyle details	Alexandre Jany  France	4:35.2	György Mitró  Hungary	4:50.4	Miloslav Bartušek  Czechoslovakia	4:51.4
1500 m freestyle details	György Mitró  Hungary	19:28.0	Ferenc Vörös  Hungary	20:07.0	Marijan Stipetić  Yugoslavia	20:08.5
100 m backstroke details	Georges Vallerey  France	1:07.6	Gyula Valent  Hungary	1:10.5	Jirí Kovár  Czechoslovakia	1:10.5
200 m breaststroke details	Roy Romain  Great Britain	2:40.1	Anton Cerer  Yugoslavia	2:41.6	Sándor Németh  Hungary	2:46.2
4×200 m freestyle relay details	Sweden Per-Olof Olsson Martin Lundén Per-Olof Östrand Olle Johansson	9:00.5	France Alexandre Jany Charles Babey Georges Vallerey Jean Vallerey	9:00.7	Hungary Imre Nyéki Géza Kadas György Mitro Elemer Szathmary	9:01.0

Women's events

Event	Gold		Silver		Bronze
100 m freestyle details	Fritzie Nathansen  Denmark	1:07.8	Hannie Termeulen  Netherlands	1:08.1	Greta Andersen  Denmark	1:08.3
400 m freestyle details	Karen Margrete Harup  Denmark	5:18.2	Catherine Gibson  Great Britain	5:19.8	Fernande Caroen  Belgium	5:20.9
100 m backstroke details	Karen Margrete Harup  Denmark	1:15.9	Catherine Gibson  Great Britain	1:16.5	Iet van Feggelen  Netherlands	1:18.0
200 m breaststroke details	Nel van Vliet  Netherlands	2:56.6	Éva Székely  Hungary	2:57.9	Jannie de Groot  Netherlands	3:00.5
4×100 m freestyle relay details	Denmark Elvi Svendsen Karen Harup Greta Andersen Fritze Nathansen	4:32.3	Netherlands Margot Marsman Irma Heijting-Schuhmacher Marie-Louise Linssen-Vaessen Hannie Termeulen	4:36.0	Great Britain Catherine Gibson Lillian Preece Nancy Riach Margaret Wellington	4:37.1

Event	Gold	Silver	Bronze
Men's tournament details	Italy	Sweden	Belgium

• List of European Championships records in swimming