Jerry Koosman was an American professional baseball pitcher. He is primarily known as a member of the ‘Mets’ team that won the World Series in 1969. In 1989, he was inducted into the ‘New York Mets Hall of Fame’. Koosman passed away in November 2026 at the age of 83 due to heart failure.

Jerry Koosman Biography
| Full Name | Jerome Martin Koosman |
| Nickname | Jerry Koosman |
| Profession | Professional baseball pitcher |
| Date of Birth | December 23, 1942 |
| Age | 83 years old (At the time of his death in November 2026) |
| Birth Place | Appleton, Minnesota, USA |
| Nationality | American |
| School | West Central School of Agriculture |
| College | Not known |
| Education Qualification | Graduated |
| Gender | Male |
| Zodiac Sign | Capricorn |
| Ethnicity | White |
| Religion | Christinaty |
| Date of Death | November 1, 2026 |
| Death Place | Osceola, Wisconsin, USA |
| Cause of Death | Heart failure |
Jerry Koosman Age
Jerry Koosman (Jeromee Martin Koosman) was born on December 23, 1942, in Appleton, Minnesota, United States. He was 83 years old at the time of his death in November 2026, and his zodiac sign was Christianity.
Jerry Koosman Wife | Children
| Marital Status | Divorced |
| Affairs/Girlfriend | Not known |
| Spouse/Wife | LaVonne Sorum (m. 1967, div. 2003) |
| Children | Three – Michael Koosman, Shawn Koosman, and Danielle Temablyn |
| Grandchildren’s Name | Riley, Colton, Katlyn, and Dalton |
Jerry Koosman Family
| Father’s Name | Martin Koosman (farmer) |
| Mother’s Name | Lydia Koosman |
| Brother’s Name | Orville Koosman, Elton Koosman |
| Sister’s Name | Violet Dilly |
Career
| MLB debut | April 14, 1967, for the New York Mets |
| Last MLB Appearance | August 21, 1985, for the Philadelphia Phillies |
| Played As | Batted – Right Threw – Left |
| MLB Statistics | Win-loss record – 222-209 Earned run average – 3.36 Strikeout – 2,556 |
Highlights and Awards
- All-Star – 1968, 1969
- World Series champion – 1969
- New York Mets No. 6 – retired
- New York Mets Hall of Fame
Jerry Koosman Height And Weight
| Height (Approx) | In Centimeters – 188 cm In Meters – 1.8 m In Feet and Inches – 6’2” |
| Weight (Approx) | In Kilograms – 93 kg In Pounds – 205 lbs |
| Eye Color | Brown |
| Hair Color | White |
Jerry Koosman Net Worth
| Net Worth (Approx) | Not known |
| Real Estate | Not publicly known |
| Income Sources | MLB career, endorsements, etc. |

Some Interesting Facts About Jerry Koosman
- Jerry Koosman was born and raised in Appleton, Minnesota, to Martin and Lydia Koosman.
- He had three siblings: two brothers, Orville and Elton, and one sister, Violet Dilly.
- John Lucches, the son of a Shea Stadium usher, discovered him.
- The New York Mets offered Koosman a contract after his discharge from the military.
- After leading all International League pitchers in strikeouts in 1967, he broke into the Mets’ rotation in 1968.
- Koosman was named to the 1968 Topps All-Star Rookie Roster.
- In 169, Koosman posted a 17-9 record with a 2.28 ERA and 180 strikeouts in another All-Star Season.
- Koosman was the pitching star of the 1969 World Series against the Baltimore Orioles.
- Koosman posted a 15-11 record in 1974 and a 14-13 record in 1975.
- On April 13, 1984, Koosman gave up a double to Pete Rose for his 4000th hit.
- He ended his career with a 222-209 record and 3.36 ERA in 612 games.
- He attended the 40th anniversary reunion of the 1969 Miracle Mets at Citi Field on August 22, 2009.
- The Mets retired Koosman’s number 36 on August 28, 2021, making him the 3rd Mets player to have his number retired.
- In May 2009, Koosman pleaded guilty to misdemeanor federal tax evasion after failing to pay up to $90,000 in federal income tax.
- On September 3, 2009, he was sentenced to six months in prison and was released on June 30, 2010.
- Jerry Koosman died on November 1, 2026, from heart failure complicated by multiple illnesses.
FAQ:
How old was Jerry Koosman?
83 years old (at the time of his death)
How tall was Jerry Koosman?
6 feet 2 inches (188 cm)
What happened to Jerry Koosman?
Jerry Koosman died on November 1, 2026, from heart failure.
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