Sammy Wynne joined the Swans from English third-tier side Oxford United Women, having captained the U's development team before netting her first senior goal in last season’s Women's FA Cup.
The 22-year-old grew up in Swansea and was part of Swans Women's academy until the age of 13 before joining Bristol City Women.
The midfielder would spend five years with the Robins before making the switch to Oxford, spending three years with the club and becoming the development side skipper.
Wynne would play in 27 of the Swans 28 games in her first season back with the club, netting three goals and assisting five in all competitions.