Björn Rehnquist
Björn Rehnquist is a professional Swedish tennis player.
Tennis career
Juniors
Rehnquist had an outstanding junior career, winning the Australian Open Boys' Singles in 1996 and reaching as high as No. 3 in the world in singles the same year.Junior Slam results:
Australian Open: W
French Open: F
Wimbledon: 3R
US Open: QF
Pro tour
The Swede competed in the 2006 Australian Open, losing to 20th seed Radek Štěpánek 6–1, 6–2, 6–2, and at the 2009 Australian Open, but lost in the first round 6–0, 6–2, 6–2 to eventual semi-finalist Andy Roddick.Rehnquist won 5 Challenger titles in his career.
Junior Grand Slam finals
Singles: 2 (1 title, 1 runner-up)
ATP Challengers and ITF Futures titles
Singles: 8
| No. | Date | Tournament | Surface | Opponent | Score |
| 1. | Tampa, USA F11 | Clay |  Kristian Capalik | 6–7, 7–5, 6–1 | |
| 2. | Ashburton, New Zealand F1 | Hard |  Chris Magyary | 6–2, 5–7, 6–2 | |
| 3. | Hamilton, New Zealand | Hard |  Martin Lee | 3–6, 6–2, 6–0 | |
| 4. | Kalamata, Greece F2 | Hard |  Petr Kralert | 6–0, 6–1 | |
| 5. | Atlantic City, USA | Hard | Jeff Salzenstein | 6–4, 6–4 | |
| 6. | Helsinki, Finland | Hard | Tomas Cakl | 7–6, 7–6 | |
| 7. | Guangzhou, China | Hard |  Danai Udomchoke | 2–6, 7–6, 6–2 | |
| 8. | Manchester, Great Britain | Grass |  Richard Bloomfield | 7–6, 0–6, 6–3 |