Philipp Kohlschreiber
- Date of birth: October 16, 1983
- Birthplace: Augsburg, Germany
- Residence: Altstaetten, Switzerland
- Height: 5'10'' (1.77 m)
- Weight: 154 lbs (70 kg)
- Plays: Right-handed
The right-hander has won six doubles and two single titles. He reached his highest singles ATP-ranking on 14 April 2008, when he achieved a ranking of World No. 24. He is sponsored by Adidas and Wilson.
Kohlschreiber started 2009 reaching quarter-finals in Doha and Auckland. The German reached second round at Australian Open where he defeated Sam Querrey, before losing to Fabrice Santoro in five sets. In the BNP Paribas Open in Indian Wells, California, Kohlschreiber defeated Nicolas Lapentti 6–2 3–6 6–3 before being defeated by Fernando Verdasco in the fourth round. Also in 2009, during the French Open, Kohlschreiber defeated World No. 4 Novak Djokovic in a 6–4, 6–4, 6–4 upset.
