I love
Francis; it's one of my long-time favorites.
Francis Bacon jumps to my mind first, so it strikes me as a very intelligent, distinguished name with a lot of history behind it. For a girl, I prefer
Francisca to
Frances.
My suggestions:
Francis AbramFrancis TheodoreFrancis GideonFrancis MartinFrancis JulianFrancis EdwardFrancis LeoFrancis MiloFrancis Graham