# Juan Carlos Dyrzka

Juan Carlos Pablo Dyrzka (24 March 1941 in Buenos Aires – 26 June 2012) was an Argentine hurdler who competed in the 1964 Summer Olympics and in the 1968 Summer Olympics.
His younger sister Emilia Dyrzka was also an athlete.

## International competitions

| Year | Competition | Venue | Position | Event | Notes |
| Representing Argentina ||||||
| 1959 | South American Junior Championships | Buenos Aires, Argentina | 4th | 200 m | 23.5 |
| 1959 | South American Junior Championships | Buenos Aires, Argentina | 2nd | 400 m | 51.7 |
| 1959 | South American Junior Championships | Buenos Aires, Argentina | 1st | 110 m hurdles | 16.0 |
| 1959 | South American Junior Championships | Buenos Aires, Argentina | 2nd | Medley relay | 2:03.4 |
| 1960 | South American Junior Championships | Santiago, Chile | 1st | 400 m | 49.3 |
| 1960 | South American Junior Championships | Santiago, Chile | 1st | 110 m hurdles | 15.3 |
| 1960 | South American Junior Championships | Santiago, Chile | 1st | 400 m hurdles | 54.6 |
| 1960 | South American Junior Championships | Santiago, Chile | 1st | 4 × 400 m relay | 3:21.5 |
| 1960 | Ibero-American Games | Santiago, Chile | 1st | 400 m hurdles | 52.8 |
| 1961 | South American Championships | Lima, Peru | 2nd | 400 m | 49.3 |
| 1961 | South American Championships | Lima, Peru | 1st | 400 m hurdles | 52.3 |
| 1961 | South American Championships | Lima, Peru | 2nd | 4 × 400 m relay | 3:16.9 |
| 1962 | Ibero-American Games | Madrid, Spain | 2nd | 400 m | 48.1 |
| 1962 | Ibero-American Games | Madrid, Spain | 1st | 400 m hurdles | 50.9 |
| 1963 | Pan American Games | São Paulo, Brazil | 8th (h) | 110 m hurdles | 14.93 |
| 1963 | Pan American Games | São Paulo, Brazil | 1st | 400 m hurdles | 50.32 |
| 1963 | South American Championships | Cali, Colombia | 2nd | 400 m | 47.6 |
| 1963 | South American Championships | Cali, Colombia | 1st | 400 m hurdles | 51.0 |
| 1963 | South American Championships | Cali, Colombia | 3rd | 4 × 100 m relay | 41.6 |
| 1963 | South American Championships | Cali, Colombia | 3rd | 4 × 400 m relay | 3:15.3 |
| 1964 | Olympic Games | Tokyo, Japan | 40th (h) | 400 m | 48.3 |
| 1964 | Olympic Games | Tokyo, Japan | 34th (h) | 110 m hurdles | 15.2 |
| 1964 | Olympic Games | Tokyo, Japan | 15th (sf) | 400 m hurdles | 53.1 |
| 1965 | South American Championships | Rio de Janeiro, Brazil | 2nd | 400 m hurdles | 52.0 |
| 1965 | South American Championships | Rio de Janeiro, Brazil | 3rd | 4 × 400 m relay | 3:17.3 |
| 1967 | Pan American Games | Winnipeg, Canada | 5th | 400 m hurdles | 52.00 |
| 1967 | South American Championships | Buenos Aires, Argentina | 3rd | 110 m hurdles | 14.8 |
| 1967 | South American Championships | Buenos Aires, Argentina | 2nd | 400 m hurdles | 52.3 |
| 1968 | Olympic Games | Mexico City, Mexico | 28th (qf) | 400 m | 46.85 |
| 1968 | Olympic Games | Mexico City, Mexico | 10th (sf) | 400 m hurdles | 49.8 |
| 1969 | South American Championships | Quito, Ecuador | 1st | 400 m hurdles | 52.0 |
| 1969 | South American Championships | Quito, Ecuador | 1st | 4 × 400 m relay | 3:12.3 |
| 1971 | Pan American Games | Cali, Colombia | 5th | 400 m hurdles | 52.13 |
| 1971 | Pan American Games | Cali, Colombia | 8th | 4 × 100 m relay | 41.50 |
| 1971 | Pan American Games | Cali, Colombia | 5th (h) | 4 × 400 m relay | 3:11.1 |
| 1971 | South American Championships | Lima, Peru | 1st | 400 m hurdles | 52.4 |
| 1971 | South American Championships | Lima, Peru | 2nd | 4 × 400 m relay | 3:15.8 |
| 1975 | South American Championships | Rio de Janeiro, Brazil | 6th | 400 m hurdles | 53.3 |

## Personal bests

Outdoor
* 200 metres – 21.6 (Buenos Aires 1963)
* 400 metres – 46.85 A (Mexico City 1968)
* 800 metres – 1:52.2 (Buenos Aires 1968)
* 110 metres hurdles – 14.93 (NWI, São Paulo 1963)
* 400 metres hurdles – 49.82 A (Mexico City 1968)