The only formal names for ELLA that I can come up with, are as follows :

ELLASYN AND GABRIELLA

I cant do Izabella bc that is my neices name. Can ELLA be a nic-name of ELIZABETH?

Stella/Estella
Briella
Daniella
Ariella
Adella
Arabella

.....Im tired and my brain is half functioning...uuummmm....come on ladies, lets help her!

Ella can be from many many names!

"The girl's name Ella \e(l)-la\ is pronounced EL-ah. It is of Old German origin, and its meaning is "other, foreign". Also short form of Eleanor and Ellen. Elle (el) is a variant made familiar by supermodel Elle MacPherson. Singer Ella Fitzgerald.

Ella has 7 variant forms: Elle, Ellee, Ellesse, Elli, Ellia, Ellie and Elly.

For more information, see also related names Alla, Fredella, Luella, Rella, Cinderella and Helen.

Baby names that sound like Ella are Eila, Elia, Eula, Olla and Ulla."

[Anabella, Annabella], Arabella, Arella, Ariella,Stella, Camella,
Daniella,Della, Eleanor , fenella, Gabriella, Graciella, Janella,Joella,Marcella, Marvella, Mariella,Mikella, Michella, Mellaney, Mellanie, Noella, Nelly, Pamella, Priscella, Rashella,
Rosella, Shantella,Shanella, Shalla , Chella,and Ursella.

Whew,,ok that is all i can find right now, lol
Kamella, Louella,

Maribella
Aracella
Aubriella
Emberella
Amberella
Asperella

Averella
Audriella
Aubriella
Chanella
Briella
Chandella
Gavriella

Perisella
Cienella
Donella
Lunella
Markistella
Terzella
Siella
Asella
Amanella
Azzadella
Claudella
Geovanella
Clarisella