Waddle is a populated place in Patton Township, Centre County, Pennsylvania, United States.

It is north of Grays Woods, west of Fillmore, south of Julian, and east of Skytop.

[4] Pennsylvania Route 550 locally known as Buffalo Run Road passes through Waddle.

In the 1880s Waddle grew as a railway town on the main line between Bellefonte and State College.

In 1910 the McNitt-Huyett Lumber Company built a large sawmill in Waddle, connected to the pine barrens near Scotia.