Here are some of the people in the sports world celebrating birthdays on June 30:

Bud Black

Age: 55

Profession: Retired MLB Player / Current MLB Manager

Best Known For: A former major-league pitcher, Bud Black currently serves as the manager of the San Diego Padres. During his 15-year MLB career, Black won 121 games and had an earned run average of 3.84 as he played with the Seattle Mariners, Kansas City Royals, Cleveland Indians, Toronto Blue Jays and San Francisco Giants. As manager of the Padres from 2007 to the present, Black has won more than 400 games. He was elected the National League Manager of the Year in 2010.

Sterling Marlin

Age: 55

Profession: Retired NASCAR Driver

Best Known For: A winner of the 1994 and 1995 Daytona 500s, Sterling Marlin collected 10 total victories during his 32-year NASCAR racing career from 1976 to 2009. Marlin finished third in the points standings in both 1995 and 2001. He retired from racing in 2010.

Tony Fernández

Age: 50

Profession: Retired MLB Player

Best Known For: A five-time All-Star, Tony Fernandez collected more than 2,200 hits during a major league career that spanned from 1983 to 2001. A skilled fielder, Fernandez won four Gold Glove Awards, all during his time with the Toronto Blue Jays. He was on the Blue Jays’ team that won the 1993 World Series.

Mitch Richmond

Age: 47

Profession: Retired NBA Player

Best Known For: A six-time NBA All-Star and the 1989 NBA Rookie of the Year, Mitch Richmond averaged 21.0 points per game during an NBA career that lasted from 1988 to 2002. Richmond played for the Golden State Warriors, Sacramento Kings, Washington Wizards and Los Angeles Lakers. He was a member of the Lakers’ 2002 NBA championship team. Richmond was also a member of both the 1988 and 1996 U.S. Men’s Olympic basketball teams.

Mike Tyson

Age: 46

Profession: Retired Heavyweight Boxing Champion / Actor

Best Known For: The youngest heavyweight boxing champion in history, Mike Tyson first held the title at just over 20 years of age in 1986. After successfully defending his title nine times, Tyson was knocked out by James ‘Buster’ Douglas in 1990, one of the greatest upsets in sports history. In 1992, Tyson was convicted on rape charges and served three years in prison. Tyson began fighting again in 1995, but never regained the form he showed earlier in his career. He lost two title fights to Evander Holyfield, including one in 1997 when he was disqualified for biting part of Holyfield’s ear off.

Michael Phelps

Age: 27

Profession: U.S. Olympic Swimmer

Best Known For: Arguably the greatest swimmer in history, American Michael Phelps has won 16 Olympic medals, including 14 gold medals, in the 2004 and 2008 Summer Olympics. Phelps won a record eight gold medals at Beijing in 2008. As a result of his success at both games, Phelps has been featured in many advertising campaigns. He will again compete for the U.S. swimming team in London in 2012.