Career
She made her debut as a professional in 1999, aged 16, at an International Tennis Federation tournament in Jakarta. Sumantri enjoyed some success as a junior player. In 2001, she and partner Angelique Widjaja reached the quarterfinals of the doubles competition at the Australian Open Junior Championships
She played her most recent professional match in 2001.
2001 - $10k Kaohsiung, Taiwan w/ Angelique Widjaja.