Don Dulay
| Nueva Ecija Rice Vanguards | |
|---|---|
| Position | Head coach |
| League | MPBL / PSL |
| Personal information | |
| Born | October 17, 1980 Los Angeles, California, U.S. |
| Nationality | Filipino / American |
| Listed height | 5 ft 8 in (1.73 m) |
| Listed weight | 150 lb (68 kg) |
| Career information | |
| College | El Camino College |
| PBA draft | 2006: Undrafted |
| Playing career | 2007–2013 |
| Position | Point guard |
| Coaching career | 2017–present |
| Career history | |
| As a player: | |
| 2007–2010 | Rain or Shine Elasto Painters |
| 2011 | Alaska Aces |
| 2012–2013 | Singapore Slingers |
| As a coach: | |
| 2017–2018 | Rain or Shine Elasto Painters (assistant) |
| 2018–2021 | Davao Occidental Tigers |
| 2023 | Makati OKBet Kings |
| 2024–present | Nueva Ecija Rice Vanguards / Capitals |
| Career highlights | |
Donald Isidro Merza Dulay (born October 17, 1980, in Los Angeles, California) is a Filipino-American former professional basketball player. He is the current coach of the Nueva Ecija Rice Vanguards franchise of the Maharlika Pilipinas Basketball League (MPBL) and the Pilipinas Super League (PSL). He was an undrafted player but was later signed by Rain or Shine in 2007. He is also given the moniker "Double D" because of the D's in his first name and surname.