Biography
Gilberto Martínez (swimmer) Gilberto Martínez (24 March 1934 – 3 January 2017) was a Colombian swimmer. He competed in the men's 400 metre freestyle at the 1956 Summer Olympics, where he was eliminated in the heats.
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Original sources:
https://en.wikipedia.org/wiki/Gilberto_Martínez_(swimmer)
References
- "Gilberto Martínez (swimmer)." Wikipedia.