Katarina Matilda Putri Stalin was born on February 20, 2009, in
San Diego,
California, United States. She is half-
Indonesian through her mother who was born and raised in
Jakarta, Indonesia. Her paternal grandparents have
Swedish ancestry. She was interested in playing soccer since the age of 3, which then led her to sign up for Katy Youth SC, a youth soccer developmental team in 2010. After she moved to Washington in 2016, she joined its local youth team, Washington Timbers and played there for one year. Subsequently, in the next year, she moved again to Kansas and played for the
Elite Clubs National League (ECNL) club, Sporting Blue Valley. == International career ==