Peter van der Westhuizen (born 21 December 1984) is a retired South African middle-distance runner who specialised in the 1500 metres.^[2] He represented his country at the 2009 World Championships and 2010 World Indoor Championships.

International competitions

Year	Competition	Venue	Position	Event	Notes
Representing  South Africa
2009	World Championships	Berlin, Germany	22nd (sf)	1500 m	3:40.00
2010	World Indoor Championships	Doha, Qatar	18th (h)	1500 m	3:45.76
2012	African Championships	Porto Novo, Benin	11th	1500 m	3:43.40

Personal bests

Outdoor

• 800 metres – 1:47.60 (Padova 2009)
• 1000 metres – 2:17.81 (Stockholm 2009)
• 1500 metres – 3:35.33 (New York 2009)
• One mile – 3:54.90 (Oslo 2010)
• 3000 metres – 8:00.05 (Luzern 2010)

Indoor

• 800 metres – 1:49.98 (Lincoln 2007)
• 1000 metres – 2:23.41 (Lincoln 2007)
• 1500 metres – 3:42.38 (Birmingham 2010)
• One mile – 3:59.43 (Winston-Salem 2013)
• 3000 metres – 8:07.50 (Lincoln 2008)
• 5000 metres – 14:20.65 (Lincoln 2008)