Johnny Olszewski
John Anthony Olszewski Jr., also known by his nickname Johnny O, is an American politician who has served as a member of the U.S. House of Representatives from Maryland's 2nd congressional district since 2025. A member of the Democratic Party, he served as the 14th county executive of Baltimore County, Maryland, from 2018 to 2025.
100 votes
13 days until Election Day
Tuesday, November 3, 2026 — every House seat and about a third of the Senate are on the ballot.
Background
Born
1982-09-10, Baltimore
Education
Sparrows Point High School, Goucher College, George Washington University, University of Maryland, Baltimore County
Prior Occupations
politician
Positions Held
member of the Maryland House of Delegates, Baltimore County Executive, United States representative
News mentioning Johnny Olszewski
via Google NewsDetails
Country
United States
Chamber
House
Party
Democrat
State
Maryland
Status
Current member
In office since
2025
Competency Scorecard
What this person's job actually involves