She made her international debut against the Netherlands on 19 July 1999 and made her final appearance for England on 24 January 2002 against India. Prior to her full-international call-up, Hawker played for England under-19s at the age of 14, and later scored 56 runs for the England 'A' team against India in 1999.
On July 19, 1999, she made her international debut against the Netherlands. Her last match for England was on January 24, 2002, against India. Prior to being called up to full international play, Hawker had represented England's under-19s at age 14 and scored 56 runs for the England 'A' team in 1999.