Luis Alvarado, Puerto Rican-American baseball player (d. 2001) was born on January 15, 1949.

Luis César Alvarado Martínez, born in Lajas, Puerto Rico, was a utility infielder in Major League Baseball. From 1968 through 1977, he played for the Boston Red Sox, Chicago White Sox, St. Louis Cardinals, Cleveland Indians, New York Mets and Detroit Tigers. Alvarado batted and threw right-handed.