Mike Trout
On April 17, 2015, Trout became the youngest player in MLB history to reach 100 home runs and 100 stolen bases. He was 23 years and 253 days old when he reached the milestone, passing the previous record-holder, Alex Rodriguez, who had achieved it at the age of 23 years and 309 days in 1999. Trout led off the 2015 MLB All-Star Game with a home run, becoming the fourth player in All-Star Game history to do so. For the second year in a row, Trout won the All-Star Game MVP Award, becoming the first player ever to win it in consecutive years. On September 22, Trout hit his 40th home run, becoming only the second Angels player to hit 40 home runs in a season. Trout led the AL in WAR for the fourth straight year.
List of oldest and youngest National Basketball Association players
The oldest active player is Vince Carter, who is now 42 years old. Carter played his first game in the 1999 season and is playing in his 21st season. Carter, along with Dirk Nowitzki are the only players who were born in 1979 or earlier and are still active and under contract with an NBA team. Twelve players total, however, were born in 1982 or earlier and still play in the NBA.