Short but unique/classic names?

Question

We have a long last name that most people can’t pronounce (aztec origin), so we need short names but I want something unique still. Our existing children are:
Giovanni Angel 
Ezra Gabriel
Help me brainstorm our next! (Either gender)

Answer

Ivy, Rose, Grace. Ruby, pearl, polly, nelly, 
Ezra, Eli,

Answer

Nico, Cael, Dominic (Dom), Samuel (Sam,Sammy), Mya, Ella, Raya, Skyler (Sky), Renae, Grace

Answer

Elias, liam, james, milo, miles, max, arlo, arden, jude, lucas, ethan, henry, jack, noah, phillip, thomas, wyatt.
Clove, opal, olive/olivia, lynn, mae, june, jane, maxine, cora, coral, sage, sadie, sara, ava, belle, bella, lia, mia, mya, abby, emma, ella, ellie, millie, maisy, zoe

Answer

Gianna for a girl and call her Gia

Short but unique/classic names?

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