THHS (THHS) Class of 1973 Alumni List

Help us Update the THHS 1973 Class List by adding any names missing from the list below:

1973 Class List

Know THHS Class of 1973 graduates that are NOT on this List? Help us Update the 1973 Class List by adding missing names.

Reunions and Trabuco Hills High School News

More 1973 alumni from Trabuco Hills HS have posted profiles on®. Click here to register for free at® and view other 1973 alumni.


Missing some friends from Trabuco Hills that graduated with you in 1973? Check the list below that shows the Trabuco Hills class of '73.

If you are a former student of Trabuco Hills in Mission Viejo, California, register now to add your name.