20th-century American male musicians

Mickey McMahan (August 23, 1930 – June 11, 2008) was an American born big band musician who played with the Lawrence Welk orchestra from 1966 to 1982. His instrument was the trumpet.

José Enrique Pedreira (February 2, 1904 – January 6, 1959) was a Puerto Rican composer noted for danzas.

Augusto Rodríguez a.k.a. "Tito" (February 9, 1904 – January 5, 1993) was a music composer and chorus director. Rodríguez was the founder of the Choir of the University of Puerto Rico.

Pedro Flores born (March 9, 1894 – July 14, 1979) was one of Puerto Rico's best known composers of ballads and boleros.

Federico A. Cordero (August 18, 1928 – October 9, 2012) was a classical guitarist, lawyer, and politician.

Michel Colombier (23 May 1939 – 14 November 2004) was a French composer, arranger, and conductor.

Paul Nelson (né Paul Eugene Nelson; 26 January 1929 Phoenix, Arizona – 11 April 2008 Providence, Rhode Island) was an American musician and composer. His compositions—in all genres except opera—have been performed on four continents.

Joseph Armand Castro (August 15, 1927 – December 13, 2009) was an American bebop jazz pianist, based primarily on the West Coast of the United States.

Wilbert Granville Thodore Hogan Jr. (January 16, 1929 – August 7, 2004) was an American jazz drummer. He used both Granville and Wilbert professionally, and is credited variously with names and initials on albums.

Charles Otis Waller (January 19, 1935 – August 18, 2004) was the lead singer and guitarist for the bluegrass band The Country Gentlemen. Waller was involved with The Country Gentlemen for 47 years. As a member of The Country Gentlemen, Waller was inducted into the International Bluegrass Music Hall of Honor in 1996 and the Southern Gospel Museum and Hall of Fame in 2009.