Seneca Valley High School - Class of 1975 Alumni, Harmony PA
Join thousands of alumni from Seneca Valley High School and the Class of 1975. Reconnect with classmates, photos, yearbooks, upcoming reunions.
Varsity Football Schedule 2026-27
09/02 vs North Hills
09/10 vs Penn Hills
09/17 vs Canon‑McMillan
09/24 vs Central Catholic
10/01 vs Hempfield Area
10/08 vs Mt. Lebanon
10/15 vs North Allegheny
10/22 vs Norwin
10/29 vs New Castle
'75 Reunion Info
Class Yearbook
View past yearbooks
Recently joined '75 Classmates
Robert Robert W Stadtfeld
Class of 1975
Don Mckee
Class of 1975
Sam Thayer
Class of 1975
Charles Edwards
Class of 1975
Leslie Maczon
Class of 1975
Roger Flugher
Class of 1975
Crystal Boyles
Class of 1975
Deb Shields
Class of 1975
Connect with Class of 1975 Classmates
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Class of 1973
37 classmates have joined
Class of 1974
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Class of 1976
48 classmates have joined
Class of 1977
59 classmates have joined