Lydia Grace Yilkari Williams (born 13 May 1988) is an Australian football (soccer) player, who currently plays for Western New York Flash of the NWSL. She previously played for Canberra United FC in the Australian W-League.
Williams was born in Katanning, Western Australia to a father of Aboriginal descent and a mother from the United States.
After playing junior football for Tuggeranong and Woden in the Australian Capital Territory Williams joined the Australian Institute of Sport Football Program.
Williams joined Australian W-League team Canberra United in 2008.
In 2014, following a season-ending injury to Adrianna Franch, the Western New York Flash signed Lydia Williams to be their starting goalkeeper.
She has represented Australia at the 2006 AFC Women's Asian Cup and the 2006 FIFA World Under 20 Women's Championship.
- With Australia
- AFC Women's Asian Cup Winners: 2010