Zulily – a retailer for all things for moms, babies and kids – have announced their top celebrities with the best pregnancy style.

1. Kate Middleton: She was as stylish as ever during her pregnancy, making maternity fashion a huge buzz around the world.

2. Heidi Klum: We loved all the fabulous looks Heidi wore during her pregnancies. Of course being a supermodel is an added bonus to making maternity fashion look effortless.

3. Olivia Wilde: Actress Olivia Wilde looks as chic as ever with her pregnant style and we love that she is never afraid to show off her bump.

4. Reese Witherspoon: The beautiful Southern belle always looked sweet and elegant throughout her three pregnancies. We loved her sense of style and how she was never afraid to wear color.

5. Ciara: Singer Ciara does a great job of balancing fitted items with larger overcoats and cardigans to maintain a modern, polished look.