| Country (sports) |  Thailand |
|---|---|
| Born | 26 April 1979 |
| Prize money | $8,090 |
| Singles | |
| Highest ranking | No. 506 (15 Sep 1997) |
| Doubles | |
| Highest ranking | No. 375 (15 Sep 1997) |
Marissa Niroj (born 26 April 1979) is a Thai former professional tennis player. She is now known as Marissa Kroon.
Niroj, a world top-100 junior, made her only WTA Tour main draw appearance at the 1997 Pattaya Open.[1] She reached a career high singles ranking of 506 while competing on the professional tour.[2]
At the 1997 Southeast Asian Games in Jakarta, Niroj won a silver medal for Thailand in the team event and partnered with Suvimol Duangchan for a bronze medal in the women's doubles.
In 1999 she was a member of the Thailand Fed Cup team and appeared in a total of four ties, winning one singles and two doubles rubbers.
- ^ "Pattaya 1997 Tennis Tournament". itftennis.com.
- ^ "Tennis Abstract: Marissa Niroj WTA Match Results, Splits, and Analysis". www.tennisabstract.com.