Alisa Vainio

Alisa Pauliina Vainio (born 16 November 1997) is a Finnish long-distance runner. Vainio is a national record holder on marathon (2:20:39, set at Seville Marathon in 2026) and half-marathon (1:09:30, set at Copenhagen Marathon in 2024). Vainio won the marathon gold medal at the 2026 European Championships in Birmingham, England, setting a new championship record time of 2:22:26 in the process.

Vainio won bronze at the 2015 European Athletics Junior Championships in 3,000m steeplechase. She has two Finnish championships from 10,000m (2015 and 2018) and one from the marathon (2018). At the 2025 World Athletics Championships women's marathon in Tokyo, Vainio finished fifth as the best European athlete. Vainio also has two world championship bronze-medals from bandy at the Irkutsk 2012 and Lappeenranta 2014.

Alisa Vainio is not related to former long-distance runner Martti Vainio and their family names have different origins.