Sienna Miller Speaks to 14 Year Age Gap with Oli Green, Reveals Sex of Their Baby

Sienna Miller is on the cover of this month’s new Vogue, where she’s talking all about her upcoming second child. If you don’t know, the 41-year-old actress (who will be turning 42 on December 28), and her boyfriend, The Crown‘s Oli Green, 27, are currently expecting their first child together (and her second). Keep reading