I'm the Sesame Street person :) and DH has actually given me more than I thought he would.
They all sound okay as fn with our sname
DD1 is Alice James nn AJ
DD2 is Kit Elan nn Key
So the shortlist (mn not included as we have had a block - any suggestions, some of these could be used as mn instead?)
Oscar
James
Matthew
Alaistair
Enzo nn Ernie
Noah
Radar and Elmo - DH would only have if mn (for either a boy or a girl)
Luna
Carol
Lana
Susan/Susannah
Mary