History of Jon Singleton (baseball) in Timeline

Jonathan Lee Singleton is a professional baseball player, primarily a first baseman, who is currently a free agent. He has played in Major League Baseball (MLB) for both the Houston Astros and the Milwaukee Brewers. Singleton's career has been marked by both promise and challenges, and he continues to seek opportunities in professional baseball.

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Full Timeline Career & Achievements

September 18, 1991: Jonathan Lee Singleton born

On September 18, 1991, Jonathan Lee Singleton was born. He is an American professional baseball first baseman.

2009: Committed to California State University, Long Beach

In 2009, Jon Singleton committed to play baseball at California State University, Long Beach before the MLB draft.

2009: Drafted by the Philadelphia Phillies

In 2009, Jon Singleton was drafted by the Philadelphia Phillies in the eighth round as the 257th overall pick.

2010: Mike Moustakas set PCL record

In 2010, Mike Moustakas set the modern-day PCL record, one RBI more than Jon Singleton recorded on May 13, 2015.

2010: Played with the Lakewood BlueClaws

In 2010, Singleton played with the Single-A Lakewood BlueClaws, achieving a .290 batting average, 14 home runs, and 77 RBIs.

July 29, 2011: Traded to the Houston Astros

On July 29, 2011, Jon Singleton, along with Jarred Cosart, Josh Zeid, and Domingo Santana, was traded by the Philadelphia Phillies to the Houston Astros for Hunter Pence.

2011: Traded to the Houston Astros

In 2011, Singleton was traded to the Houston Astros as part of a deal for Hunter Pence.

2011: Ranked as Phillies' second-best prospect

Prior to the 2011 season, Jon Singleton was considered the Philadelphia Phillies' second-best prospect by Baseball America.

June 2012: Positive test for marijuana

In June 2012, Jon Singleton tested positive for marijuana.

2012: Named to All-Star Futures Game

In 2012, Jon Singleton was named to appear in the All-Star Futures Game.

January 9, 2013: Suspended for 50 games

On January 9, 2013, Jon Singleton was suspended for 50 games due to his second failed drug test for marijuana.

2013: Added to the Astros' 40-man roster

Following the 2013 season, Jon Singleton was added to the Houston Astros' 40-man roster.

June 2, 2014: Signed 5-year contract with Astros

On June 2, 2014, the Houston Astros signed Jon Singleton to a 5-year contract guaranteeing him $10 million.

June 3, 2014: MLB Debut with the Astros

On June 3, 2014, Jon Singleton made his major league debut for the Houston Astros against the Los Angeles Angels of Anaheim, going 1-3 with a home run and two RBIs. His first home run was off of Matt Shoemaker.

August 2, 2014: Hit an inside-the-park home run

On August 2, 2014, Jon Singleton hit an inside-the-park home run against the Toronto Blue Jays. The initial call was an out, but it was reversed after a challenge.

2014: Signed a $10 million contract with the Astros

In 2014, Singleton signed a $10 million contract with the Houston Astros before his major league debut.

May 13, 2015: Recorded 10 RBIs in a game

On May 13, 2015, Jon Singleton recorded 10 RBIs for the Fresno Grizzlies, including a grand slam and a two-run home run against the Albuquerque Isotopes, setting a club record.

2015: Last time Singleton played in Minute Maid Park

In 2015, was the last time that Jon Singleton played in Minute Maid Park before making his return on August 11, 2023.

2015: Last played for the Astros

Singleton last played for the Houston Astros in 2015 before being relegated to the minor leagues.

November 19, 2016: Placed on outright waivers by the Astros

On November 19, 2016, Jon Singleton was placed on outright waivers by the Houston Astros.

2017: Led minor leaguers in walk percentage

In 2017, Jon Singleton played with the Corpus Christi Hooks and led all minor leaguers with 500 or more plate appearances with a walk percentage of 21.4%.

January 2018: Suspended 100 games for third failed drug test

In January 2018, MLB announced that Jon Singleton had failed a third test for a drug of abuse and would be suspended for 100 games.

May 21, 2018: Released by the Astros

On May 21, 2018, while serving his suspension, Jon Singleton was released by the Houston Astros during the final year of his contract.

2018: Released by the Astros

In 2018, Singleton was released by the Houston Astros after being relegated to the minor leagues.

April 2, 2020: Signed with Diablos Rojos del México

On April 2, 2020, Jon Singleton signed with the Diablos Rojos del México of the Mexican League.

November 4, 2020: Traded to Guerreros de Oaxaca

On November 4, 2020, Jon Singleton was traded to the Guerreros de Oaxaca of the Mexican League.

May 24, 2021: Traded back to Diablos Rojos

On May 24, 2021, Jon Singleton was traded back to the Diablos Rojos without appearing in a game for the Guerreros.

December 9, 2021: Signed minor league contract with Brewers

On December 9, 2021, Jon Singleton signed a minor league contract with the Milwaukee Brewers organization.

November 15, 2022: Brewers selected to 40-man roster

On November 15, 2022, the Brewers selected Jon Singleton to their 40-man roster to protect him from the Rule 5 draft.

2022: Played with Nashville Sounds

In 2022, Jon Singleton played with the Triple-A Nashville Sounds, batting .219 with 24 home runs and 87 RBIs, leading minor league baseball with 117 walks.

January 23, 2023: Designated for assignment by Brewers

On January 23, 2023, Jon Singleton was designated for assignment by the Milwaukee Brewers after the signing of Brian Anderson.

June 3, 2023: Promoted to MLB by Brewers

On June 3, 2023, Jon Singleton was promoted to the major leagues by the Milwaukee Brewers following an injury to Darin Ruf.

June 24, 2023: Rejoined Astros organization

On June 24, 2023, Jon Singleton rejoined the Houston Astros organization via a minor league contract, assigned to Triple-A Sugar Land Space Cowboys.

August 11, 2023: First career multi-home run game

On August 11, 2023, Jon Singleton homered twice for his first career multi-home run game in the major leagues, driving in a career-high five runs, in an 11-3 win over the Los Angeles Angels.