I'm not good at suggesting names but if you have a boy I would suggest a strong/super masculine name. Max, Rocco and Tristan just wouldn't sound right together. I think that's why Nymbler suggested Bruno, not that I would go with that.
Dee Dee
DS Elijah Xin 3/11/05
DD Evangeline Mei 8/24/06
Re: Sibiling name
Plugging those four into nymbler yielded these (just the first page of results):
Boys: Ned, Brooks, Benjamin, Bruno, Vito, Henry, Vincent
Girls: Cecelia, Claudia, Claire, Charlotte, Ava, Katie, Elizabeth, Antonia
Dominic, Nicholas, Zane, Hunter, Austin, Chase, Luke, Jagger, Roman
Cecily, Gabriella, Victoria, Alexandra, Alexis, Celia, Isabel, Anabella
Boy:
Grant Alexander
Zane Alexander
Clint Jefferson
Barrett Alexander
Luke Bennett
Girl:
Claire Addison
Taryn Sophia
Alaina Camille
Naomi Jane
Harlow Grace
Thought of more FNs: Griffin and Tanner