The Travemünde Challenger^[1] also known as the ATP Travemünde Challenger was a men's tennis tournament founded in 1951 as a combined men's and women's clay court tennis tournament called the Travemünde International.^[2] The tournament ran annually until 1988 when it was discontinued.^[2]

In 1908 the Rasentennisturnier Travemünde (Travemünde Lawn Tennis Tournament) was first established.^[3] That tournament was an open clay court event for men and women that mainly attracted German tennis players, though some foreign international players did participate in the tournament.^[2] In 1922 the Harvesterhuder Tennis and Hockey Club then organized the event now branded as the Internationales Rasentennisturnier Travemünde^[2] in Travemünde and built the first tennis facility with a clubhouse on behalf of the city.^[4] In 1947 the Travemünde Hockey & Tennis Club was founded.^[5]

In 1950 the Rasentennisturnier Travemünde was succeeded a new Travemünde International tournament in 1951.^[6][2] The tournament ran as a combined event until 1980 when the women's tournament was discontinued.^[2] The men's event carried but it was downgraded from the world tour and became a challenger tournament in 1981 called the Travemünde Challenger it continued until 1988,^[1] when the Travemünde Hockey & Tennis Club ended the event due to financial problems with cost of hosting tournament.^[7]

(Incomplete roll)

Year	Winners	Runners-up	Score
↓  ILTF World Circuit  ↓
1951	Nils Rohlsson	Herbert Ludwig Tübben	6–1, 6–1[2]
1952	Umberto Bergamo	Gianni Clerici	6–3, 6–4[2]
1953	Jan-Erik Lundqvist	Milan Matouš	6–4, 2–6, 6–2[2]
1954	Erwin Balestra[8]	Mario Belardinelli	5–7, 6–4, 6–2[2]
1955	Wayne Van Voorhees[9]	Tony Mottram	6–2, 1–6, 6–2[2]
1956	Ken Rosewall	Ladislav Legenstein	8–6, 3–6, 6–0[2]
1957	Istvan Sikorski	Abe Segal	6–2, 6–2[2]
1958	Mervyn Rose	Sven Davidson	7–5, 6–1[2]
1959	Jan-Erik Lundqvist (2)	Luis Ayala	11–9, 6–3[2]
1960	Jan-Erik Lundqvist (3)	Ramanathan Krishnan	7–5, 6–1[2]
1961	Robin Sanders	Milan Branović	6–4, 1–6, 6–3[2]
1962	Wolfgang Stuck	Ladislav Legenstein	6–4, 6–1[2]
1963	Niki Pilic	Wolfgang Stuck	6–2, 4–6, 9–7, 6–1[2]
1964	Martin Mulligan	Gene Scott	11–9, 4–6, 5–7, 6–0, 6–1[2]
1965	Wolfgang Stuck (2)	Ingo Buding	7–5, 6–3, 6–3[2]
1966	Niki Pilic (2)	Sergio Tacchini	6–2, 6–3, 6–2[2]
1967	Ilie Năstase	Jan Leschly	6–4, 6–3, 6–2[2]
1968	Jan Kukal	Ion Țiriac	1–6, 6–3, 6–4, 4–6, 11–9[2]
↓  Open era  ↓
1969	Ilie Năstase (2)	Istvan Gulyas	6–2, 7–5, 1–6, 2–6, 6–4[2]
↓  ILTF Independent Circuit  ↓
1970	Attila Korpás	Barry Phillips-Moore	6–4, 6–4, 6–1[2]
1971	Harald Elschenbroich	Karl Meiler	7–9, 3–6, 6–0, 7–5, 6–3[2]
1972	Péter Szőke	Dick Crealy	6–1, 6–2[2]
1973	Toshiro Sakai	Robert Machan	6–3, 4–6, 6–0, 7–6[2]
1974	Robert Machan	Toshiro Sakai	6–2, 6–1, 6–2[2]
1975	Jan Kukal (2)	Péter Szőke	7–6, 3–6, 5–7, 7–6, 7–6[2]
1976	Hans Kary	Robert Machan	6–3, 4–6, 7–6, 6–7, 6–2[2]
1977	Balazs Taroczy	Robert Machan	6–0, 6–2, 6–2[2]
1978	Birger Andersson	Pavel Sevcik	6–2, 6–4, 6–2[2]
1979	Buster Mottram	Peter McNamara	6–1, 6–3[2]
1980	Steve Krulevitz	Robert Machan	6–1, 7–5[2]
↓  ATP Challenger Tour  ↓
1981[1]	Ulrich Pinner	Peter Elter	6–4, 4–6, 6–3
1982[1]	Dominique Bedel	Wolfgang Popp	6–4, 6–4
1983[1]	Michael Westphal	Rolf Gehring	7–5, 6–2
1984[1]	Vadim Borisov	Alejandro Ganzábal	7–5, 7–5
1986[1]	Alex Stepanek	Massimo Cierro	6–4, 3–6, 6–4
1987[1]	Ronnie Bathman	Wojtek Kowalski	7–6, 6–3
1988[1]	Conny Falk	Hugo Armando	6–4, 6–4

(Incomplete roll)

Year	Winners	Runners-up	Score
↓  ILTF World Circuit  ↓
1951	Mary Terán de Weiss	Erika Vollmer	6–3, 7–5
1952	Dottie Head Knode	Ingrid Metzner	6–4, 6–4
1953	Dottie Head Knode (2)	Helena Matouš	6–2, 6–2
1954	Edda Buding	Inge Hoffert Buderus	6–2, 5–1, ret.
1956	Ingrid Metzner	Elizabeth von Aspern	6–3, 6–2
1958	Erika Vollmer	Karin Warnke	6–2, 7–5
1966	Helga Niessen	Sonja Pachta	8–6, 6–0
1967	Helga Schultze	Helga Niessen	4–6, 7–5, 6–3
1968	Gail Sherriff	Alena Palmeova	6–4, 6–4
↓  Open era  ↓
1969	Helga Niessen (2)	Kora Schediwy	7–5, 6–2
1970	Erzsebet Polgar	Katalin Borka	6–4, 4–6, 6–4
1971	Helga Niessen Masthoff (3)	Birgitta Lindström	6–8, 6–2, 6–2
1972	Helga Niessen Masthoff (4)	Judith Szorenyi	6–2, 6–2
↓  ILTF Independent Circuit  ↓
1973	Helga Niessen Masthoff (5)	Kazuko Sawamatsu	6–4, 6–3
1974	Helga Niessen Masthoff (6)	Heide Orth	6–4, 6–2
1975	Helga Niessen Masthoff (7)	Alena Palmeová-West	6–4, 6–4
1976	Helga Niessen Masthoff (8)	Katja Ebbinghaus	6–2, 6–2
1977	Katja Ebbinghaus	Helena Anliot	7–5, 6–3
1980	Helga Niessen Masthoff (9)	Claudia Kohde-Kilsch	4–6, 6–3, 6–2