Elle Macpherson

From an expecting Doutzen Kroes to Miranda Kerr and Orlando Bloom’s adorable baby boy, we celebrate Mother's Day by paying homage to the hottest model moms and their children.

At 48, One Day at a Time star Valerie Bertinelli is flaunting her new figure on the cover of People—but she’s not the first woman over 40 to sizzle in a two-piece. From Elle Macpherson to Kim Cattrall, view our gallery of cougars and hot moms.