Ruy Leme da Fonseca Filho (born June 9, 1973) is a Brazilian horse rider that competes in Eventing. He won four Pan American Games medals from 1995 to 2015.^[2] Fonseca competed in two Summer Olympics, London 2012 - finishing 42nd in individual and 9th in team eventing -^[3][4] and Rio 2016, where Fonseca was eliminated in the jumping qualifiers after his horse refused to jump and threw him off.^[5]

Fonseca was the travelling reserve for Brazilian eventing team at the 2024 Summer Olympics. When Carlos Para withdrew Safira prior to the horse inspection, Fonseca rode Ballypatrick SRS in the show jumping phase of the team competition.^[6]

Results
Year	Event	Horse	Placing	Notes
2004	World Young Horse Championships	Quizy	45th	CCI**
2010	World Equestrian Games	Tom Bombadill Too	12th	Team
			36th	Individual
2011	Pan American Games	Tom Bombadill Too		Team
			EL	Individual
2012	Olympic Games	Tom Bombadill Too	9th	Team
			42nd	Individual
2014	World Equestrian Games	Tom Bombadill Too	7th	Team
			38th	Individual
2015	Pan American Games	Tom Bombadill Too		Team
				Individual
2016	Olympic Games	Tom Bombadill Too	7th	Team
			EL	Individual
2017	World Young Horse Championships	Ballypatrick SRS	22nd	CCI*
2019	Pan American Games	Ballypatrick SRS		Team
			EL	Individual
EL = Eliminated; RET = Retired; WD = Withdrew