Zoila Rosa Stewart Lee (born 1 November 1968) is a retired Costa Rican sprinter who competed primarily in the 400 metres.^[1] She represented her country at two Olympic Games, in 1992 and 1996, as well as four World Championships. She won the silver medal at the 1993 Central American and Caribbean Games and multiple medals at Central American Games.

She still holds national records in several events including the outdoor 100 and 400 metres.

Her sister, Maureen Stewart, was an Olympic middle-distance runner.

Year	Competition	Venue	Position	Event	Notes
Representing  Costa Rica
1984	Central American Championships	Guatemala City, Guatemala	4th	100 m	12.3
			3rd	200 m	25.4
			3rd	400 m	61.1
			2nd	4 × 100 m relay	48.6
			2nd	4 × 400 m relay	4:10.1
1986	Central American Games	Guatemala City, Guatemala	2nd	400 m
			1st	4 × 100 m relay	49.12
1987	Pan American Games	Indianapolis, United States	16th (sf)	100 m	12.21
			17th (h)	200 m	25.13
	World Championships	Rome, Italy	22nd (h)	200 m	24.75
1988	Ibero-American Championships	Mexico City, Mexico	7th (h)	100 m	12.07 (w)
			6th (h)	200 m	24.8
1990	Central American Games	San Pedro Sula, Honduras	1st	100 m	12.3
			1st	200 m	25.1
			1st	400 m	55.8
			1st	4 × 100 m relay	48.5
			1st	4 × 400 m relay	3:54.8
	Central American and Caribbean Games	Mexico City, Mexico	8th	100 m	12.05
			5th	200 m	24.49
1991	Central American Championships	Tegucigalpa, Honduras	1st	100 m	12.01
			1st	200 m	24.90
			1st	400 m	55.29
	Pan American Games	Havana, Cuba	12th (h)	200 m	24.85
			14th (h)	400 m	56.42
1992	Olympic Games	Barcelona, Spain	44th (h)	100 m	12.12
			41st (h)	200 m	24.64
			27th (qf)	400 m	53.60
1993	Central American and Caribbean Games	Ponce, Puerto Rico	6th	200 m	24.24
			2nd	400 m	52.57
1994	Central American Games	San Salvador, El Salvador	1st	100 m	12.21
			1st	400 m	55.52
			1st	800 m	2:14.0
1995	World Championships	Gothenburg, Sweden	37th (h)	400 m	53.48
	Universiade	Fukuoka, Japan	20th (qf)	200 m	24.38
			10th (sf)	400 m	53.59
1996	Olympic Games	Atlanta, United States	31st (h)	400 m	52.66
1997	World Championships	Athens, Greece	31st (h)	400 m	54.03
	Central American Games	San Pedro Sula, Honduras	3rd	100 m	11.9 (w)
			4th	200 m	25.37
			1st	400 m	54.74
			3rd	4 × 100 m relay	48.66
			3rd	4 × 400 m relay	3:54.97
1999	Pan American Games	Winnipeg, Canada	13th (h)	400 m	55.37
	World Championships	Seville, Spain	41st (h)	400 m	54.55

Outdoor

• 100 metres – 11.72 (Xalapa 1990) NR
• 200 metres – 23.92 (Ponce 1993)
• 400 metres – 52.57 (Ponce 1993) NR

Indoor

• 200 metres – 24.87 (Lincoln 1998) NR
• 400 metres – 56.43 (Lincoln 1998) NR