The 20 - year - old teamed up with girlfriend Ajla Tomljanovic .
The pair went down 7 - 5 6 - 1 on Saturday to top seeds Ivan Dodig and Sania Mirza .
The 20 - year - old teamed up with girlfriend Ajla Tomljanovic but the pair went down 7 - 5 6 - 1 on Saturday to top seeds Ivan Dodig and Sania Mirza .