Sanna Kristiina Lankosaari (born 20 August 1978) is a Finnish ice hockey coach and retired player.

[3] In 2002, she moved to Switzerland to play with SC Reinach in the Leistungsklasse A (LKA; renamed SWHL A in 2014 and Women's League in 2019).

[5] She played with HPK for three seasons, winning the Finnish Championship in 2011 as part of the first team to be awarded the Aurora Borealis Cup.

[6] With HPK, she also won a bronze medal in the 2011–12 IIHF European Women's Champions Cup and was named to the tournament All-Star team.

As of 2022[update], she remains one of only three women’s ice hockey players from Lapland to represent Finland at the Olympic Games, along with Riipi and Sini Karjalainen.