Etilso Martínez
Etilson José Martínez Palacio( born 12 May 2000) is a Colombian footballer who currently plays as a midfielder for Llaneros.
José Martínez González
José Martínez González( 29 May 1953 – 14 February 1981) was a Mexican footballer.
José Martínez (Cuban swimmer)
José Martínez( born 7 July 1952) is a Cuban former swimmer.
He competed in four events at the 1968 Summer Olympics.
José Martínez (baseball, born 1942)
José Martínez Azcuis (July 26, 1942 – October 1, 2014) was a Cuban-born Major League Baseball infielder, coach, executive and scout.
As a player, he appeared in 96 games during the and seasons for the Pittsburgh Pirates, primarily as a second baseman.
Martínez threw and batted right-handed and was listed as tall and .
Born in Cárdenas in Matanzas Province, he attended La Progresiva High School in his native city and signed with the Pirates in 1961.
In 1969, he made his MLB debut; his 77 games played included 34 starts at second base, third on the club behind Baseball Hall of Famer Bill Mazeroski and Gene Alley, the Pirates' former starting shortstop.
On September 8, Martínez hit his only major league home run, a ninth-inning grand slam off Claude Raymond of the Montreal Expos that delivered the winning runs in a 6–2 Pittsburgh victory at Jarry Park Stadium.
Late in May 1970, Martínez returned to the minor leagues, where he spent the remainder of his playing career.
He was acquired by the Kansas City Royals' organization in 1972, beginning a 16-year-long association with the club.
He managed in the Royals' farm system from 1976–1979 and then joined the team's MLB coaching staff.
Working under skippers Jim Frey, Dick Howser, Mike Ferraro, Billy Gardner and John Wathan for eight seasons (1980–1987), he served on the team's 1980 American League pennant winners and the 1985 world championship team.
Then, in , Martínez joined the Chicago Cubs, reunited with Frey, then the Cubbies' general manager.
He spent seven years as a member of the Cubs' coaching staff, working for four different managers.
In 1995, John Schuerholz, who had been farm system director and then general manager of the Royals during Martínez' tenure in Kansas City, brought Martínez to the Atlanta Braves' front office as his special assistant, and Martínez worked for the Braves for 20 years until his death on October 1, 2014.
Steve Shelley
Steven Jay" Steve" Shelley( born June 23, 1962) is an American drummer.
He is best known as a member of the alternative rock band Sonic Youth.
Shelley is the current recording drummer for the indie folk act Sun Kil Moon, with whom he makes occasional live appearances.
Nicholas Delbanco
Nicholas Delbanco( born 1942) is an American writer.
Eugène Nicole
Eugène Nicole( born 1942) is a French writer.
David Martínez (baseball)
David José Martínez( born August 4, 1987) is a Venezuelan professional baseball pitcher who is currently a free agent.
He has played for the Houston Astros of Major League Baseball.
Michael Cronin (actor)
Michael Cronin( born 1942) is an English actor.
José Oya
José Martínez Oya( born 14 January 1983 in Pamplona, Navarre) is a Spanish former footballer who played as a midfielder.

Question: Do José Martínez (baseball, born 1942) and Steve Shelley share the same nationality?
Answer: no