Jan Hájek (tennis) Singles titles Singles titles

| Date_ | Tournament | Surface | Opponent | Score |
|---|---|---|---|---|
| 23 October 2000 | Negril | Clay | Johan Ortegren | 6–3, 6–1 |
| 16 June 2001 | Spišská Nová Ves | Clay | Juraj Hasko | 6–4, 6–7 (2–7) , 7–5 |
| 10 June 2002 | Sopot | Clay | Mariusz Fyrstenberg | 6–3, 1–6, 6–2 |
| 15 July 2002 | Nové Zámky | Clay | Ladislav Švarc | 6–1, 6–2 |
| 12 August 2002 | Poprad | Clay | David Novak | 6–1, 6–4 |
| 6 January 2003 | Cala Ratjada | Clay | Mariano Albert-Ferrando | 4–2, RET |
| 23 May 2005 | Jablonec nad Nisou | Clay | Tomas Jecminek | 6–4, 6–2 |
| 31 October 2005 | Frýdlant nad Ostravicí | Indoor Hard | Lukáš Lacko | 1–6, 7–5, 6–4 |
| 23 March 2006 | Barletta | Clay | Stefano Galvani | 6–2, 6–1 |