Joaquín Fernández Moreno
Joaquín Fernández Moreno( born 31 May 1996), simply known as Joaquín, is a Spanish footballer who plays for Valladolid as either a central defender or a central midfielder.
Joaquín Cortés
Joaquín Pedraja Reyes , known professionally as Joaquín Cortés, (born 22 February 1969) is a Spanish classically trained ballet and flamenco dancer.
Rob Palmer (ice hockey, born 1952)
Robert Hazen Palmer( born October 2, 1952 in Detroit, Michigan) is a former professional ice hockey player who played 16 games in the National Hockey League.
He played for the Chicago Black Hawks.
He played his college hockey at the University of Denver, where he was an all- American.
Joaquín (footballer, born 1956)
Joaquín Alonso González( born 9 June 1956), known simply as Joaquín, is a Spanish retired footballer who played as an attacking midfielder.
Joaquín Cosío
Joaquín Cosío Figueroa is a Mexican actor.
Joaquín Muñoz (footballer, born 1999)
Joaquín Muñoz Benavides( born 10 March 1999), known as Joaquín, is a Spanish footballer who plays as a left winger for SD Huesca.
Joaquín (footballer, born 1982)
Joaquín Rodríguez Espinar( born 28 November 1982 in Paradas, Seville, Andalusia), known simply as Joaquín, is a Spanish retired footballer who played as a striker.
Robert Hazen
Robert Miller Hazen( born November 1, 1948) is an American mineralogist and astrobiologist.
He is a research scientist at the Carnegie Institution of Washington's Geophysical Laboratory and Clarence Robinson Professor of Earth Science at George Mason University, in the United States.
Hazen is the Executive Director of the Deep Carbon Observatory.
Joaquín García (footballer)
Joaquín García Barbero( born 12 January 1986), simply known as Joaquín, is a Spanish footballer who is currently playing for Indian club Churchill Brothers.
Joaquín Moreno
Joaquín Moreno Garduño( born May 22, 1973 in Mexico City), known as Joaquín Moreno, is a Mexican association football( soccer) manager and former player.

Question: Does Joaquín Cosío have the same nationality as Robert Hazen?
Answer: no