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 "Baby a Day".
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."