Kristof Vliegen

Kristof Vliegen (born 22 June 1982) is a Belgian tennis coach and a former professional player. Personal information He is not related to fellow Belgian tennis player Joran Vliegen. Coaching He coached Zizou Bergs until May 2025. He is currently coaching Alex Michelsen since October 2025.

Career 2001 Vliegen turned professional in 2001.

2006 Vliegen was a semifinalist in Chennai in 2006 and in May of the same year, in May of the same year, he reached the final of the ATP tournament in Munich, setting up the first all-Belgian men's singles final against Olivier Rochus. He was also the 30th seed at the 2006 Wimbledon Championships, where he reached the 2nd round before losing to Nicolas Mahut in straight sets.

2009 In Doha, the first tournament of the year he defeated Spaniard Óscar Hernández with 6–1, 6–7 and 6–7. In the next round he faced German Philipp Kohlschreiber. He was defeated in three sets 4–6, 7–6 and 6–4. At the Australian open he met Italian Simone Bolelli but lost in three long sets 6–7, 5–7 and 6–7. One week later he started in the SA Tennis Open as the seventh seed. In the first round he won in two straight sets of unranked Ross Hutchins. In the next round he defeated Czech Jan Minář. In the quarterfinals he lost to world number 6 Jo-Wilfried Tsonga in straight sets 4–6 and 1–6. At the Open 13 in Marseille he faced Czech Jan Hernych in the first round but lost in three sets: 6–3, 3–6 and 6–4.

ATP career finals

Singles: 2 (2 runner-ups) LegendGrand Slam tournaments (0–0)ATP World Tour Finals (0–0)ATP World Tour Masters 1000 (0–0)ATP World Tour 500 Series (0–0)ATP World Tour 250 Series (0–2)Titles by surfaceHard (0–1)Clay (0–1)Grass (0–0)Carpet (0–0)Titles by settingOutdoor (0–2)Indoor (0–0)

Doubles: 2 (2 runner-ups) LegendGrand Slam tournaments (0–0)ATP World Tour Finals (0–0)ATP World Tour Masters 1000 (0–0)ATP World Tour 500 Series (0–0)ATP World Tour 250 Series (0–2)Titles by surfaceHard (0–2)Clay (0–0)Grass (0–0)Carpet (0–0)Titles by settingOutdoor (0–2)Indoor (0–0)

ATP Challenger and ITF Futures finals

Singles: 16 (11–5) LegendATP Challenger (9–4)ITF Futures (2–1)Finals by surfaceHard (5–1)Clay (6–4)Grass (0–0)Carpet (0–0)

Doubles: 10 (7–3) LegendATP Challenger (4–3)ITF Futures (3–0)Finals by surfaceHard (1–2)Clay (6–1)Grass (0–0)Carpet (0–0)

Junior Grand Slam finals

Doubles: 1 (1 title)

Performance timelines

Singles

Doubles