Alana
Alana, in all its various spellings, was at one time reserved for daughters of dads named Alan, but is now much more widespread, ranking at #186. It came into prominence via model/actress/celeb spouse Alana Hamilton Stewart.
Also spelled Alanna and Alannah, as in musician Alannah Myles. The variation Alanis (via singer Alanis Morissette (daughter of an Alan) sounds a bit more original.

