Jouni Tapani ("Tapsa") Haapakoski (born 14 June 1953 in Ylivieska, Oulu) is a retired Finnish pole vaulter.
He became Finnish champion in 1976.[1]
His personal best jump was 5.55 metres, achieved in July 1980 in Raahe.[2]
| 1976 | Olympic Games | Montreal, Canada | 15th | 5.20 m | |
| 1977 | European Indoor Championships | San Sebastián, Spain | 8th | 5.00 m | |
| 1978 | European Indoor Championships | Milan, Italy | – | NM | |
| European Championships | Prague, Czechoslovakia | 10th | 5.30 m | ||
| 1979 | European Indoor Championships | Vienna, Austria | – | NM | |
| 1980 | Olympic Games | Moscow, Soviet Union | 9th | 5.45 m | |
| 1981 | European Indoor Championships | Grenoble, France | 15th | 5.25 m | |
| 1983 | World Championships | Helsinki, Finland | – | NM |