Help!

Kate • Expecting baby #2 😁👶🏻
Ok so I know I want my girl to be Halle, but having issues with middle name. Looking for some suggestions! 
Also, I know my boys middle name would be Michael. Having trouble with a first name. I like unique stuff and my husband does not. He's only approved James and says Quentin is growing on him. I always liked James and Quentin was my great grandpas name. Any other suggestions?