Luis Ayala is a former professional baseball pitcher who played for several teams during his career. He was born on January 12, 1978, in Los Mochis, Sinaloa, Mexico. Ayala began his professional career in 1999 when he signed with the Colorado Rockies as an amateur free agent. He spent several years in the minor leagues before making his major league debut in 2003 with the Montreal Expos.

Ayala played for the Expos for two seasons before being traded to the Washington Nationals in 2005. He spent two seasons with the Nationals before being traded to the New York Mets in 2008. Ayala played for the Mets for one season before being released and signing with the Minnesota Twins in 2009.

Ayala played for the Twins for one season before being traded to the Florida Marlins in 2010. He spent one season with the Marlins before being traded to the New York Yankees in 2011. Ayala played for the Yankees for one season before signing with the Baltimore Orioles in 2012.

Ayala played for the Orioles for one season before signing with the Atlanta Braves in 2013. He played for the Braves for one season before becoming a free agent. Ayala retired from professional baseball in 2014.

Throughout his career, Ayala was known for his ability to pitch in relief. He appeared in 559 games, pitching a total of 731 innings. He had a career record of 38-48 with a 3.40 ERA and 57 saves. Ayala was also known for his durability, as he pitched in at least 50 games in eight different seasons.

Ayala was a member of the Mexican national baseball team and represented his country in several international competitions, including the 2006 and 2009 World Baseball Classic. He was also a member of the Mexican team that won the gold medal at the 2011 Pan American Games.

In addition to his baseball career, Ayala has been involved in several charitable organizations. He has worked with the United Nations to promote education and has also been involved with the Make-A-Wish Foundation.

Overall, Luis Ayala had a successful career as a relief pitcher in Major League Baseball. He played for several teams and was known for his durability and ability to pitch in relief. He also represented his country in international competitions and was involved in charitable organizations.