Happy Mother's Day, PopCrush readers! There are a lot of young pop stars celebrating this day not only with their own mothers, but also as first-time mothers themselves! Within the last year, Beyonce, Dev, Jessica Simpson and Hilary Duff all gave birth to their first child, and although they're all beautiful women who will undoubtedly raise some really great kids, we want to know: Who do you think is the hottest new mama? 

On January 7, 2012, Beyonce gave birth for to her and husband Jay-Z's first child, daughter Blue Ivy Carter. Beyonce has always been drop dead gorgeous, but motherhood has brought out a new glow and sense of joy in the songstress. Dance-pop diva Dev is also a new mama. She and her fiancé Jimmy Gorecki welcomed daughter Emilia Lovely into the world on Dec. 9, 2011, and the adorable songstress has been beaming with delight ever since.

Although they haven't been in the music game for a while, Jessica Simpson and Hilary Duff are also noteworthy new mothers. The blond beauties both gave birth to their first children in 2012, and coincidentally, both of their baby daddies are pro athletes. Simpson and her fiancé Eric Johnson welcomed daughter Maxwell on May 1, and Duff and her hubby Mike Comrie welcomed their son Luca on March 20. Both Simpson and Duff are bubbling over with happiness thanks to their litltle bundles of joy, and they're elation just adds to their radiance.

So, which new mama do you think is the hottest? No matter who you pick, one thing's for sure: These kids are gonna be some talented adults! Cast your vote below!

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