Leena Pietilä
| Personal information | |
|---|---|
| Full name | Irja Ester Helena Pietilä |
| Other names | Leena Vainio |
| Born | 29 March 1925 |
| Died | 20 May 2014 (aged 89) Mikkeli, Finland |
| Height | 1.65 m (5 ft 5 in) |
| Figure skating career | |
| Country | Finland |
| Skating club | Helsingfors Skridskoklubb |
| Retired | c. 1953 |
Irja Ester Helena "Leena" Pietilä, married surname: Vainio (born 29 March 1925 – 20 May 2014) was a Finnish figure skater who competed both in women's singles and pairs. She represented Finland at the 1952 Winter Olympics. At the domestic level, she was a seven-time Finnish national champion in women's singles and a five-time national champion in pair skating with two partners.