John D. Groninga (May 5, 1945 – January 24, 2025) was an American politician who served in the

Iowa House of Representatives The Iowa House of Representatives is the lower house of the Iowa General Assembly, the upper house being the Iowa Senate. There are 100 seats in the Iowa House of Representatives, representing 100 single-member districts across the state, formed ...

from the 20th district from 1983 to 1993. He died in

Mason City, Iowa Mason City is a city and the county seat of Cerro Gordo County, Iowa, Cerro Gordo County, Iowa, United States. The population was 27,338 in the 2020 United States census, 2020 census. Mason City is known for its musical heritage, a significant ...

, on January 24, 2025, at the age of 79.

References

1945 births 2025 deaths Democratic Party members of the Iowa House of Representatives Politicians from Hackensack, New Jersey 20th-century members of the Iowa General Assembly {{Iowa-politician-stub