Johnny Olszewski
Videos
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 si
Official portrait, 2025
John Olszewski Sr. (pictured in 2024)
Olszewski in the Maryland House of Delegates, 2012
Olszewski being sworn in as county executive, 2018
Baltimore County Executive
Videos
The Baltimore County executive is the highest elected official representing the government of Baltimore County, Maryland, United States. The office was established with the implementation of the count
Johnny Olszewski
…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. Olszewski served as a student member of the Baltimore County Board of Education from 1999 to 2000…
Kathy Klausmeier
Johnny Olszewski Baltimore County Executive portrait