| Rank | Event | Year | Location | Result |
| Olympic Games | ||||
| 5 | 400m Hurdles | 2008 | Beijing, CHN | 48.42 |
| Heats | 4 x 400m Relay | 2008 | Beijing, CHN | 3:01.26 |
| World Championships | ||||
| 2 | 4 x 400m Relay | 2011 | Daegu, KOR | 2:59.87 |
| 3 | 400m Hurdles | 2011 | Daegu, KOR | 48.80 |
| Semifinal | 400m Hurdles | 2009 | Berlin, GER | 48.80 |
| Heats | 4 x 100m Relay | 2009 | Berlin, GER | 39.71 |
| African Championships | ||||
| 1 | 400m Hurdles | 2010 | Nairobi, KEN | 48.51 |
| Diamond League | ||||
| 1 | 400m Hurdles | 2011 | Rome, ITA | 47.91 |
| 1 | 400m Hurdles | 2011 | Doha, QAT | 48.11 |
| 3 | 400m Hurdles | 2010 | Doha, QAT | 49.59 |
| 4 | 400m Hurdles | 2011 | Monaco, MON | 48.72 |
| 4 | 400m Hurdles | 2011 | New York, NY, USA | 49.09 |
| 5 | 400m Hurdles | 2012 | Shanghai, CHN | 50.38 |
| 5 | 400m Hurdles | 2010 | Oslo, NOR | 49.50 |
| 7 | 400m Hurdles | 2010 | New York, NY, USA | 49.79 |
| 8 | 400m Hurdles | 2012 | Rome, ITA | 50.33 |
| 8 | 400m Hurdles | 2010 | London, GBR | 50.64 |
| Golden League | ||||
| 3 | 400m Hurdles | 2009 | Rome, ITA | 48.37 |
| 4 | 400m Hurdles | 2008 | Brussels, BEL | 49.11 |
| 5 | 400m Hurdles | 2008 | Zurich, SUI | 48.98 |
| World Challenge | ||||
| 1 | 400m Hurdles | 2011 | Ostrava, CZE | 47.66 |
| 3 | 400m Hurdles | 2010 | Zagreb, CRO | 50.29 |
| 8 | 400m Hurdles | 2011 | Berlin, GER | 52.78 |
| Super Grand Prix | ||||
| 1 | 400m Hurdles | 2009 | Monaco, MON | 47.94 |
| 3 | 400m Hurdles | 2009 | Lausanne, SUI | 48.94 |
| Grand Prix | ||||
| 1 | 400m Hurdles | 2008 | Rieti, ITA | 48.52 |
| 2 | 400m Hurdles | 2009 | Athens, GRE | 48.18 |
| 3 | 400m | 2009 | Shanghai, CHN | 46.02 |
Hobbies
Horse riding, off-road biking. (iaaf.org, 28 Jul 2008; uk.eurosport.yahoo.com, 14 Feb 2012)
Occupation
Athlete, Farmer
Family
Fiance Irvette van Blerk
Language(s) spoken
Afrikaans, English
Club name
Tuks AC, Pretoria, RSA
Coach
Hennie Kotze (RSA) (roadtolondon2012.co.za, 10 Feb 2012)
Other sports
He is engaged to South African runner Irvette van Blerk. (moneycontrol.com, 14 Feb 2012)
Debut
2001 for South Africa (iaaf.org, 27 Feb 2010)
Injuries
He suffered a hamstring injury before the Diamond League meeting in New York in June 2011. The injury troubled him for the remainder of the season. (iol.co.za, 14 Sep 2011)
A left groin injury required surgery in 2006 and he took a couple of months to recover. (blog.performance-stability.com, 15 Sep 2011)
Additional information
Ambitions
To win an Olympic gold medal. (iaaf.org, 27 Feb 2010)
Hero
US 400m hurdler Edwin Moses. (iaaf.org, 27 Feb 2010)
Awards
He won the 400m title at the 2002 World Junior Championships at just 16 years of age. (Athletics South Africa, 02 Jun 2008)
He was named the 2005 Athlete of the Year by Athletics South Africa. (ABC, 23 Mar 2006)
General
COMPETING COUPLE
He plans to marry South African marathon runner Irvette van Blerk on 29 September 2012. He said the couple help each other to stay motivated during training. "Irvette and I help each other during difficult times and help each other focus. Even though our training programmes are different the basics stay the same so we spend a lot of time together." (uk.eurosport.yahoo.com, 14 Feb 2012; moneycontrol.com, 14 Feb 2012)
Previous Olympics
Beijing 2008
