Sergia Martínez (born 9 September 1960) is a retired Cuban middle- and long-distance runner who specialised in the 3000 metres.^[1] She won multiple medals at regional level.

Year	Competition	Venue	Position	Event	Notes
Representing  Cuba
1978	Central American and Caribbean Junior Championships	Xalapa, Mexico	5th	800 m	2:29.2
			1st	1500 m	4:50.1
1979	Central American and Caribbean Championships	Guadalajara, Mexico	2nd	1500 m	4:41.2
1981	Central American and Caribbean Championships	Santo Domingo, Dominican Republic	1st	1500 m	4:26.72
			1st	3000 m	9:47.26
	Universiade	Bucharest, Romania	14th	1500 m	4:34.18
1982	Central American and Caribbean Games	Havana, Cuba	2nd	1500 m	4:26.69
			1st	3000 m	9:37.32
1983	Central American and Caribbean Championships	Havana, Cuba	1st	3000 m	9:36.75
1985	Central American and Caribbean Championships	Nassau, Bahamas	3rd	3000 m	9:47.90
1986	Central American and Caribbean Games	Santiago, Dominican Republic	2nd	3000 m	9:36.84
	Ibero-American Championships	Havana, Cuba	5th	3000 m	9:44.29
1995	Pan American Games	Mar del Plata, Argentina	4th	Marathon	2:47:21
	Central American and Caribbean Championships	Guatemala City, Guatemala	3rd	Half marathon	1:20:41

Outdoor

• 1500 metres – 4:23.70 (Bucharest 1981)
• Marathon – 2:42:41 (Madrid 2000)

• Sergia Martínez at Tilastopaja (registration required)