Dionísio Castro

{{short description|Portuguese long-distance runner (born 1963)}}

Dionísio Silva Castro (born 22 November 1963 in Fermentões-Guimarães) is a former long-distance runner from Portugal, best known for setting the world record in the 20,000 metres on 31 March 1990, when he clocked 57:18.4 in La Flèche. Castro continued for another 943 metres in an attempt to break Jos Hermens' world record for the one-hour run as well, but missed out by one metre.

He competed for the Portuguese club Sporting Clube de Portugal.

His twin brother Domingos was also a world class athlete in the long distance events. The two of them represented their native country at the 1988 (Seoul, South Korea) and 1992 Summer Olympics (Barcelona, Spain).

Achievements

  • All results regarding marathon, unless stated otherwise

{{AchievementTable|Event=yes}}
colspan="6"|Representing {{POR}}
1986

|European Championships

|Stuttgart, West Germany

|11th

|10,000m

|28:17.46

1990

|European Championships

|Split, Yugoslavia

|4th

|5000m

|13:23.99

1992

|Olympic Games

|Barcelona, Spain

|—

|Marathon

|DNF