1 / 10

Beyonce & Solange Knowles - These superstar sisters need no introduction or explanation. They're divas and they run the world. All hail Beyonce and Solange!(Photo: Mike Coppola/Getty Images)

Photo By Mike Coppola/Getty Images for Mercedes-Benz Fashion Week

2 / 10

Tia & Tamera Mowry - They started out with Sister, Sister and after that point it was evident that the "twin" thing would work in their favor for a large part of their careers.(Photo: Jason Merritt/Getty Images)

3 / 10

Tony & Chris Rock - Tony and Chris Rock are two of the funniest men in comedy, and hey, it must run in the family since they're brothers. Tony is stepping out of Chris' shadow this fall as the host of Apollo Live! (Photo: Vince Bucci/Getty Images)

4 / 10

Eddie & Charlie Murphy - They may look like twins, but Eddie and Charlie Murphy are just brothers. These two comedians have made a name for themselves in standup and on the big screen. Can't wait to see what they do next! (Photo: Kevin Winter/Getty Images)

5 / 10

Venus & Serena Williams - The two most famous siblings in sports are probably Venus and Serena Williams. With tons of grand slams under their belts, intelligence, and a passion for fashion, these sisters can run the world!(Photo: Alberto E. Rodriguez/Getty Images)

6 / 10

Brandy & Ray J - Brandy has been a household name and one of R&B's darlings for almost 20 years, and her brother Ray J has had a successful music career, TV shows, and become a star in his own right. They love each other and are double trouble when it comes to making that money.(Photo: Craig Barritt/Getty Images)

7 / 10

Angela, Vanessa, & Diggy Simmons - Angela, Vanessa, and Diggy Simmons are following in their father, Rev Run and their uncle, Russell Simmons' footsteps. This younger generation of the Simmons family has proven themselves in the realms of fashion, music, and philanthropy and they will definitely be around for years to come.(Photos from left: Adrian Sidney/PictureGroup, F. Leon/BET)

8 / 10

Malia & Sasha Obama - Their father made history, and so did they because Malia and Sasha Obama are the first Black First Daughters in the White House. Hopefully they'll be there for another four years!(Photo: Chip Somodevilla/Getty Images)

Photo By Photo: Chip Somodevilla/Getty Images

9 / 10

Kim, Kourtney, & Khloe Kardashian - The Kardashian sisters have built an empire and they keep on building. They do reality TV, fashion, and hosting gigs all of the time, oh, and being beautiful definitely helps them keep the spotlight on them!(Photo: Ethan Miller/Getty Images)

10 / 10

Evan Ross & Tracee Ellis Ross - With a mother like Diana Ross, you have to be fab and fierce, so it's no wonder that Evan Ross and his sister Tracee Ellis Ross drip swag and both have successful acting careers. Gotta love the Ross'!(Photo: Frazer Harrison/Getty Images)