Astrid has been a Scandinavian royal name since the tenth century, and many people associated it with the Swedish author of the Pippi Longstocking stories, Astrid Lindgren. Astrid is derived from the name Ástríðr, which is made up of the Old Norse elements that mean "god" and "beautiful."

Some cutting-edge parents might revive Osbert as a substitute for Oscar. We like the "divinely brilliant" meaning. Cool or terminally nerdy? Your call.