Abraham Núñez, a Dominican-born infielder, played in Major League Baseball (MLB) primarily as a utility player. His career began when he signed with the Pittsburgh Pirates, making his MLB debut on August 27, 1997. Núñez spent several seasons with the Pirates, where he was known for his defensive skills and ability to play multiple infield positions, including third base, shortstop, and second base.

During his tenure with the Pirates, Núñez's offensive numbers were modest, but his defensive versatility made him a valuable asset to the team. He played with the Pirates until 2004, after which he became a free agent. In 2005, Núñez signed with the St. Louis Cardinals, where he had one of his most productive seasons. That year, he played in 139 games, achieving a career-high batting average of .285. His performance helped the Cardinals reach the postseason, and he played in the National League Championship Series (NLCS) and the World Series, although the Cardinals were ultimately defeated by the Houston Astros in the NLCS.

Following his stint with the Cardinals, Núñez joined the Philadelphia Phillies in 2006. He spent two seasons with the Phillies, primarily serving as a backup infielder. While his offensive production declined during this period, he continued to be recognized for his defensive capabilities. In 2008, Núñez signed a minor league contract with the Milwaukee Brewers but did not make it back to the major leagues.

Throughout his MLB career, Núñez was known for his ability to adapt to different roles on the field, providing teams with depth and flexibility in their infield lineups.