Popsugar Celebrity Celebrity Families Celebrities Who Are Middle Children 25 Celebrities Who Feel Your Middle Child Syndrome Pain August 5, 2018 by Shontel Horne View On One Page Photo 13 of 25 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Olivia Wilde Oliva Wilde's real last name is Cockburn, and she's the middle sibling to big sister Chloe Cockburn and younger brother Charlie Cockburn. Previous Next Start Slideshow Celebrity FamiliesCelebrity Facts