John Luther Wilkinson, commonly known as J.L. Wilkinson, was a professional baseball player and executive. He was born in 1878 in Kansas and began his career in baseball in 1916.

Wilkinson was a pioneer in the Negro Leagues, becoming the first owner of the Kansas City Monarchs in 1920. He was also the first to sign a black player, signing pitcher Bullet Rogan in 1920. He was a successful manager, leading the Monarchs to four consecutive Negro National League pennants from 1923 to 1926.

In addition to his success as a manager, Wilkinson was also a successful businessman. He was the first to sign a black player to a professional contract, and he was the first to hire a black coach. He also developed a successful farm system, which allowed him to develop some of the greatest players of the era.

Wilkinson was also an innovator in the game of baseball. He was the first to introduce night baseball to the Negro Leagues, and he was the first to introduce the use of a designated hitter. He also introduced the use of batting helmets and batting gloves to the Negro Leagues.

Wilkinson was inducted into the Baseball Hall of Fame in 2006, and he is remembered as one of the most influential figures in the history of the Negro Leagues. He was a successful manager, businessman, and innovator, and his legacy continues to live on in the game of baseball.