Sakari Mattila, Finnish footballer
Sakari Mattila (born 14 July 1989) is a Finnish professional football defender who plays for HIFK. Mattila was born in Tampere, but began his senior club career in Helsinki playing for Klubi-04, before making his league debut for HJK at age 18 in 2008.

Mattila was the captain of the Finnish under-19 national team and made his international senior level debut for Finland in March 2014, at the age of 24 and has since appeared in 2016 UEFA European Championship qualifications and 2018 FIFA World Cup qualifications.