The cause of death has yet to be revealed.
The former outfielder spent five seasons in the Major Leagues.
Tinsley reached the big leagues at the age of 24 in 1993, making his debut with the Seattle Mariners.
The outfielder spent parts of three seasons with the Boston Red Sox before being traded to the Philadelphia Phillies and later returning to the Mariners.
USA Today’s top MLB insider Bob Nightengale announced the news of Tinsley’s death on Twitter.
RIP Lee Tinsley. Tinsley, a beloved teammate, spent five years playing the outfield for the #Mariners, #RedSox and #Phillies. He later became a major-league coach for five different teams . Tinsley, 53, who died in Scottsdale, Ariz., is survived by three beautiful children.
— Bob Nightengale (@BNightengale) January 12, 2023
Tinsley’s best season was with the Red Sox in 1995.
During that season, he appeared in 100 games, hitting for a career-best .284 average with seven home runs and 41 RBI.
Over the course of his five seasons in Major League Baseball, Tinsley had a career WAR of 1.7.
He had a lifetime batting average of .241 and hit a total of 13 home runs, while also driving in 79 runs.
After his playing days were over, Tinsley took up coaching.
He coached at the Major League level for five different MLB teams.
He began his coaching career with the El Paso Diablos in 2001, the double-A affiliate of the Arizona Diamondbacks at the time.
He served as the roving outfield instructor for the Los Angeles Angels during their run to the World Series in 2002.
Tinsley later returned to the Diamondbacks and worked his way up to the first-base coach position.
He also spent time with the Mariners, Chicago Cubs, and Cincinnati Reds.