Famous People from Concord:

<del style="text-decoration:line-through">Mark Hamill best known for playing Luke Skywalker in Star Wars</del> Mark Hamill was actually born in Oakland. Source: his official Twitter feed (https://twitter.com/hamillhimself/status/653699086210592768). Apparently multiple sources have this incorrect.

Tom Hanks best known for the titular role in Forrest Gump

Dave Brubeck, jazz musician known for the song "Take Five"