John Kowalko

John Kowalko
Kowalko in 2015
Member of the Delaware House of Representatives
from the 25th district
In office
November 8, 2006 – November 9, 2022
Preceded byStephanie Ulbrich
Succeeded byCyndie Romer
Personal details
Born(1945-09-17)September 17, 1945
DiedOctober 25, 2025(2025-10-25) (aged 80)
PartyDemocratic
Other political
affiliations
Working Families Party
Children2
Alma materSt. Joseph's Prep
Temple University
ProfessionMachinist
WebsiteOfficial website
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John A. Kowalko Jr. (September 17, 1945 – October 25, 2025) was an American politician who was a Democratic member of the Delaware House of Representatives from 2006 to 2022. He represented District 25, which covers parts of Newark, Delaware.

As one of the first progressive members of the state legislature, he helped grow the progressive movement in the state, paving the way for many new progressives in state politics. He was praised by both Democrats and Republicans for his passionate and outspoken advocacy on numerous issues, building a reputation for fighting on behalf of government accountability and working families.