Márcio Simão de Souza (born 24 January 1975 in Santo André, São Paulo) is a retired Brazilian hurdler who specialised in the 110 metres hurdles. Early in his career he competed as a decathlete.
He finished fifth at the 2003 World Championships in Paris and won a bronze medal at the 2003 Pan American Games in Santo Domingo.
His personal best time is 13.38 seconds, achieved in June 1999 in Rio de Janeiro.
More information Year, Competition ...
| Year | Competition | Venue | Position | Event | Notes |
Representing  Brazil |
| 1993 |
South American Junior Championships |
Puerto La Cruz, Venezuela |
1st |
Decathlon |
6613 pts |
| 1994 |
World Junior Championships |
Lisbon, Portugal |
18th |
Decathlon |
6286 pts |
| South American Junior Championships |
Santa Fe, Argentina |
1st |
Decathlon |
6530 pts |
| 1995 |
South American Championships |
Manaus, Brazil |
2nd |
Decathlon |
6762 pts |
| 1996 |
Ibero-American Championships |
Medellín, Colombia |
4th |
Decathlon |
7112 pts |
| 1997 |
Universiade |
Catania, Italy |
20th (sf) |
110 m hurdles |
14.31 |
| 1998 |
Ibero-American Championships |
Lisbon, Portugal |
4th |
110 m hurdles |
14.13 |
| 1999 |
South American Championships |
Bogotá, Colombia |
3rd |
110 m hurdles |
14.37 |
| Universiade |
Palma de Mallorca, Spain |
7th |
110 m hurdles |
14.04 |
| Pan American Games |
Winnipeg, Canada |
9th (h) |
110 m hurdles |
13.67 |
| World Championships |
Seville, Spain |
34th (h) |
110 m hurdles |
13.83 |
| 2000 |
Ibero-American Championships |
Rio de Janeiro, Brazil |
1st |
110 m hurdles |
13.76 |
| Olympic Games |
Sydney, Australia |
17th (qf) |
110 m hurdles |
13.71 |
| 2001 |
South American Championships |
Manaus, Brazil |
1st |
110 m hurdles |
13.64 |
| World Championships |
Edmonton, Canada |
28th (h) |
110 m hurdles |
13.88 |
| Universiade |
Beijing, China |
18th (h) |
110 m hurdles |
14.09 |
| 2003 |
World Indoor Championships |
Birmingham, United Kingdom |
17th (h) |
60 m hurdles |
7.80 |
| Pan American Games |
Santo Domingo, Dominican Republic |
3rd |
110 m hurdles |
13.45 |
| World Championships |
Paris, France |
5th |
110 m hurdles |
13.48 |
| 2004 |
World Indoor Championships |
Budapest, Hungary |
20th (h) |
60 m hurdles |
7.78 |
| Olympic Games |
Athens, Greece |
19th (qf) |
110 m hurdles |
13.54 |
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