Alumni ListingsMount Si HS Alumni List

Last names starting with "M"

Select letter of last name to filter the alumni list

Registered Alumni

All Alumni

Looking for Mount Si High School alumni not listed? If so, check out Classmates.com® - hundreds of more MSHS alumni have posted their profiles.

About the Mount Si High School Alumni Directory

If you attended Mount Si High and want to be added to the alumni directory register now to add your name to the alumni list. If you are an alumn of Mount Si High you should register now in the alumni directory. We also encourage you to interact with the rest of the alumni on this site. You can find old friends, share photos and stay updated on the latest school news.