Joanna Maria Tynnilä (born 1 September 2001) is a Finnish professional footballer who plays as a centre back for Norwegian Toppserien club Brann and the Finland national team.
Tynnilä played in the youth sector of Tikkurilan Palloseura (TiPS) in Vantaa, before debuting in the club's first team in the second tier Naisten Ykkönen in 2017.
[1] In 2022, she joined Kansallinen Liiga club HJK Helsinki[2] and spend two seasons with the team.
[4][5] With Brann, she played in the 2023–24 UEFA Champions League, helping his side to advance through group stage to top eight, as the first Norwegian women's club ever.
[6][7] She made her full international debut for the Finland national team on 16 February 2023, in a 2023 Cyprus Women's Cup match against Croatia.