Hilary Duff’s Son has the Perfect Name for his Baby Sister

Matthew Koma and Hilary Duff in October. Photo by REX/Shutterstock (9137445b)

Could Hilary Duff’s impending newborn be joining the ranks of oddly-named celebrity babies?

Totally — if Hilary’s son has any say in the matter.

The Younger actress revealed last week that she is “up the duff” as she and her boyfriend of 2 years, musician Matthew Koma, are expecting their first child together.

The 30-year-old is already a mom to her 6-year-old son from her first marriage to NFL player, Mike Comrie, named Luca.

During an appearance on The Late Late Show with James Corden, Hilary let us in on just what Luca would like to call his baby sister…

“We’re up for any kind of suggestions,” the actress said. “But Luca thinks Cofant Croissant is, like, the coolest name.”

Hey, if Apple got away with it…