Juniors

He was an impressive junior, reaching as high as No. 14 in the junior singles world rankings (and No. 21 in doubles) in 1995, making the semifinals of the French Open and the quarterfinals of the Australian Open boys' singles in 1996.^[3]

Pro tour

Vanek turned professional in 1996, winning 11 Challenger events and reaching a career-high singles ranking of World No. 74 in October 2000.

He competed in the 2000 Summer Olympics in Sydney, reaching the second round.

Doubles: 1 (1 runner-up)

More information Result, W–L ...

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Feb 2005	Acapulco, Mexico	250 Series	Clay	Tomáš Zíb	David Ferrer Santiago Ventura	6–4, 1–6, 4–6

Close

Singles: 22 (11–11)

More information Result, W–L ...

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Aug 1998	Warsaw, Poland	Challenger	Clay	Andrei Cherkasov	7–6, 7–5
Win	2–0	Sep 1998	Belgrade, Yugoslavia	Challenger	Clay	Diego Moyano	6–3, 6–3
Loss	2–1	Oct 1999	Lima, Peru	Challenger	Clay	Juan Ignacio Chela	2–6, 5–7
Win	3–1	Feb 2000	Ho Chi Minh City, Vietnam	Challenger	Hard	Reginald Willems	7–6(7–5), 6–4
Loss	3–2	Mar 2000	Lisbon, Portugal	Challenger	Clay	David Sánchez Muñoz	4–6, 6–3, 2–6
Loss	3–3	Oct 2000	Cairo, Egypt	Challenger	Clay	Albert Portas	5–7, 3–6
Win	4–3	Jun 2001	Weiden, Germany	Challenger	Clay	Hugo Armando	7–5, 6–2
Win	5–3	Jun 2001	Lugano, Switzerland	Challenger	Clay	Juan Antonio Marín	6–2, 6–3
Loss	5–4	Jul 2002	Budaörs, Hungary	Challenger	Clay	Diego Moyano	6–4, 3–6, 4–6
Loss	5–5	Aug 2002	Trani, Italy	Challenger	Clay	Mariano Delfino	4–6, 6–7(6–8)
Win	6–5	Jun 2003	Ljubljana, Slovenia	Challenger	Clay	Boris Pashanski	6–3, 3–6, 6–1
Win	7–5	May 2004	Ljubljana, Slovenia	Challenger	Clay	Björn Phau	5–7, 6–1, 7–6(7–5)
Win	8–5	Jun 2004	Furth, Germany	Challenger	Clay	Gilles Simon	7–5, 6–2
Loss	8–6	Sep 2004	Kyiv, Ukraine	Challenger	Clay	Nicolás Almagro	6–4, 3–6, 2–6
Win	9–6	Jan 2005	Heilbronn, Germany	Challenger	Carpet	Lars Burgsmüller	6–2, 6–4
Loss	9–7	May 2005	Prague, Czech Republic	Challenger	Clay	Jan Hernych	6–3, 4–6, 3–6
Loss	9–8	May 2007	Prague, Czech Republic	Challenger	Clay	Dušan Lojda	7–6(7–3), 2–6, 6–7(5–7)
Loss	9–9	Jun 2007	Lugano, Switzerland	Challenger	Clay	Werner Eschauer	4–6, 6–4, 6–7(2–7)
Win	10–9	Aug 2007	Manerbio, Italy	Challenger	Clay	Éric Prodon	6–0, 6–4
Loss	10–10	Mar 2008	Meknes, Morocco	Challenger	Clay	Iván Navarro	4–6, 4–6
Win	11–10	May 2008	Ostrava, Czech Republic	Challenger	Clay	Jan Hernych	6–3, 4–6, 6–1
Loss	11–11	Jun 2009	Košice, Slovakia	Challenger	Clay	Stéphane Robert	6–7(5–7), 6–7(5–7)

Close

Doubles: 6 (1–5)

More information Result, W–L ...

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Aug 1996	Pilzen, Czech Republic	Challenger	Clay	Michal Tabara	Petr Luxa Jan Kodeš Jr.	3–6, 5–7
Loss	0–2	Jul 2002	Budaors, Hungary	Challenger	Clay	Robin Vik	Hermes Gamonal Adrián García	3–6, 6–0, 3–6
Loss	0–3	Mar 2004	Saint Brieuc, France	Challenger	Clay	David Škoch	Christophe Rochus Tom Vanhoudt	0–6, 1–6
Loss	0–4	Apr 2004	Napoli, Italy	Challenger	Clay	Michal Tabara	Tomas Behrend Giorgio Galimberti	1–6, 3–6
Loss	0–5	Nov 2004	Réunion Island, France	Challenger	Hard	Michel Kratochvil	Sonchat Ratiwatana Sanchai Ratiwatana	walkover
Win	1–5	Apr 2005	Napoli, Italy	Challenger	Clay	Janko Tipsarević	Uros Vico Massimo Bertolini	3–6, 6–4, 6–2

Close

Singles