Oswaldo Payá Sardiñas (29 February 1952 – 22 July 2012) was a prominent Cuban political activist and devout Catholic. In 1987, he founded the Christian Liberation Movement to oppose the one-party rule of the Cuban Communist Party. Payá gained international attention for organizing the Varela Project, a petition drive where 25,000 signatories urged the Cuban government to guarantee freedom of speech, assembly, and institute a multi-party democracy. His advocacy for civil liberties and political prisoners led to numerous accolades, including the European Parliament's Sakharov Prize and People in Need's Homo Homini Award. Payá's life ended under mysterious circumstances in a car crash, with the Cuban government claiming it was an accident, while his family and a car passenger insisted foul play was involved. In 2023, the Inter-American Commission of Human Rights ruled the Cuban state responsible for his murder. Despite facing numerous challenges and setbacks, Payá's tireless dedication to democratic reform in Cuba left an indelible mark on the world stage.

Oswaldo "Ozzie" Zea, born on April 25, 1963, is a well-known Venezuelan hurdler. He gained recognition for his participation in the men's 400 meters hurdles at the 1984 Summer Olympics. Zea's notable achievement includes setting a personal best of 50.4 seconds in the same event in 1988. Apart from his athletic prowess, Zea is also recognized as the founder of the prestigious athletics meeting Copa Zea, which is held in Caracas. His dedication to the sport and his contributions to the athletic community have solidified his status as a respected figure in Venezuelan athletics. For more information on his career and accomplishments, visit Oswaldo Zea at Olympedia.

Oswaldo Jose Quevedo Boschetti, born on August 4, 1976, in Maracay, is a renowned former butterfly and freestyle swimmer from Venezuela. He achieved notable success by winning the 50m and 100m Butterfly at the 2000 South American Championships, held in Mar del Plata, and triumphed in the 100m Butterfly at the 2002 South American Championships. Representing Venezuela at the 2000 Olympic Games in Sydney, Australia, he displayed exceptional skill and determination. Quevedo also made significant contributions collegiately for the USA's Auburn University, where he was part of the 200m Freestyle Relay that broke the US Open and NCAA Record at the 2000 NCAA Division I Championships. His remarkable performance at the 1998 Central American and Caribbean Games, where he set a Games Record in the 100 fly Championship, further solidified his legacy in the swimming world. Notably, Quevedo currently holds World Records in the 50m and 100m butterfly for Masters in his age group. He is widely recognized as one of the best male swimmers to emerge from Venezuela, alongside esteemed swimmers such as Rafael Vidal Castro, Alberto Mestre, Francisco Sanchez, and Albert Subirats. Quevedo's exceptional talent, dedication, and achievements have left an indelible mark on the world of swimming.

Oswaldo Johnston (27 March 1930 – 16 August 2021) was a notable Guatemalan wrestler who represented his country in the 1952 Summer Olympics. He showcased his athletic prowess by competing in two events, leaving a lasting impact on the world of sports. Johnston's dedication to wrestling and his participation in the prestigious Olympic Games solidified his legacy as a revered athlete. His contributions to the sport and his representation of Guatemala on the international stage remain an integral part of his enduring legacy. For more information on Oswaldo Johnston, you can refer to the International Wrestling Database and Olympedia.