The 139th Pennsylvania House of Representatives District is located in Northeastern Pennsylvania and has been represented by Republican Jeff Olsommer since 2024.

Olsommer won an April 23, 2024 special election to fill the seat following the February 2024 resignation of Republican Joseph Adams.

[1] The 139th Pennsylvania House of Representatives District is located in Pike County, Pennsylvania and Wayne County, Pennsylvania.

It includes Grey Towers National Historic Site.

It is made up of the following areas:[2]