Yolanda Osana Valerio (born August 11, 1987) is a Dominican athlete specializing in the 400 meters hurdles. Her personal best in the event is 57.08 achieved in Guadalajara in 2011.

Competition record

Year	Competition	Venue	Position	Event	Notes
Representing Dominican Republic
2006	Central American and Caribbean Games	Cartagena, Colombia	6th	400 m hurdles	62.34
2007	NACAC Championships	San Salvador, El Salvador	4th	400 m hurdles	59.21
2008	Central American and Caribbean Championships	Cali, Colombia	3rd	400 m hurdles	58.91
			5th	4x100 m relay	45.45
			5th	4x400 m relay	3:42.58
	NACAC U-23 Championships	Toluca, México	3rd	400m hurdles	58.74 A
			3rd	4x100m relay	46.23 A
			5th	4x400m relay	3:50.97 A
2009	Central American and Caribbean Championships	Havana, Cuba	4th	400 m hurdles	58.35
	Central American and Caribbean Championships	Havana, Cuba	6th	4x400 m relay	3:40.40
	World Championships	Berlin, Germany	33rd (h)	400 m hurdles	59.18
2010	Central American and Caribbean Games	Mayagüez, Puerto Rico	3rd	400 m hurdles	57.73
2010	Central American and Caribbean Games	Mayagüez, Puerto Rico	4th	4x400 m relay	3:36.40 (NR)
2011	Central American and Caribbean Championships	Mayagüez, Puerto Rico	2nd	400 m hurdles	57.23
	Central American and Caribbean Championships	Mayagüez, Puerto Rico	2nd	4x400 m relay	3:34.73
	Pan American Games	Guadalajara, Mexico	3rd	400 m hurdles	57.08 (NR)
2012	Ibero-American Championships	Barquisimeto, Venezuela	3rd	400 m hurdles	57.14
2012	Ibero-American Championships	Barquisimeto, Venezuela	3rd	4x400 m relay	3:38.48