Neil de Silva (born 15 November 1969 on Trinidad) is a retired male track and field athlete from Trinidad and Tobago who specialized in the 200 and 400 metres.

His personal best time over 400 m was 45.02 seconds, achieved during the 1996 Olympics. He holds one national record, in 4 x 400 metres relay together with Patrick Delice, Alvin Daniel and Ian Morris, with 3:01.05 minutes achieved in the heats of the 1992 Summer Olympics.

International competitions

Year	Competition	Venue	Position	Event	Notes
Representing  Trinidad and Tobago
1988	World Junior Championships	Sudbury, Canada	7th	100 m	10.80 (-2.8 m/s)
			7th	200 m	21.16 w (+4.2 m/s)
1990	Commonwealth Games	Auckland, New Zealand	8th	100 m	10.35
			4th	200 m	20.40
			–	4 x 400 m relay	DQ
1991	World Indoor Championships	Seville, Spain	–	200 m	DQ
			–	4 x 400 m relay	DQ
1992	Olympic Games	Barcelona, Spain	14th (qf)	200 m	20.661
			7th	4 x 400 m relay	3:03.31
1993	World Indoor Championships	Toronto, Ontario, Canada	17th (h)	200 m	21.43
			2nd	4 x 400 m relay	3:07.02
	Central American and Caribbean Games	Ponce, Puerto Rico	2nd	400 m	46.07
			5th	4 × 100 m relay	40.73
			2nd	4 × 400 m relay	3:06.96
	World Championships	Stuttgart, Germany	12th (sf)	400 m	45.66
			19th (h)	4 x 100 m relay	40.24
1994	Commonwealth Games	Victoria, British Columbia, Canada	7th	400 m	46.27
			3rd	4 x 400 m relay	3:02.78
1995	Pan American Games	Mar del Plata, Argentina	12th (h)	200 m	21.03
			3rd	4 x 400 m relay	3:02.24
	World Championships	Gothenburg, Sweden	28th (qf)	200 m	21.01
			22nd (h)	4 x 100 m relay	40.09
1996	Olympic Games	Atlanta, United States	16th (sf)	200 m	21.26
			13th (sf)	400 m	45.56
1999	Central American and Caribbean Championships	Bridgetown, Barbados	3rd	400 m	45.61
	Pan American Games	Winnipeg, Canada	5th	400 m	45.42
			8th (h)	4 x 400 m relay	3:08.28
	World Championships	Seville, Spain	–	400 m	DQ
2000	Olympic Games	Sydney, Australia	54th (h)	400 m	46.84
			24th (h)	4 x 400 m relay	3:07.51

¹Disqualified in the semifinals