The name Foster is a boy's name of English origin meaning "forester". Foster is ranked #934 on our popularity charts and is often added to lists like Boy Baby Names Moving Up Fast and discussed in our forums with posts like "Makeover 10 times".
From the experts:
Foster is one commonly heard last name that makes a fine first. More unusual than Forrester or Gardener yet eminently first-name-ready, the only problem with Foster might be its association with "foster child."
There are numerous notable last-named Fosters, including composer Stephen, actresses Jodie and Sutton, architect Norman, and comic strip artist Hal, creator of "Prince Valiant."