None of those combos exactly call to me. The rhythm of most of them calls for another middle name. If I was going to use just one middle name for
Marigold it would be a simple, one-syllable one. If I may do some rearranging, though, these three-namers appeal to me
Marigold Frances ClarisseMarigold Geneva CharlotteMarigold Cecilia HeleneMarigold Octavia Lenore