Getty Images | Jeff Kravitz

14+ Celebs Who Split Up Before Any Of Us Realized They Were Even Dating

When we think of infamous celeb relationships, we've got our Brads and our Jens and our Mileys and our Liams, but what about lesser-known celeb couples that once existed?

Turns out, Hollywood has a lot more former couples than you'd expect... starting with these celebs who split before any of us even realized they were dating!

Chelsea Handler and 50 Cent

Instagram | @chelseahandler, @50cent

Chelsea Handler and 50 cent may have dated, but she only got "50" percent of him.

That's because they never had a committed relationship, according to Handler.

“I don’t know if I can handle him, to be honest,” she said.

Alanis Morrissette and Ryan Reynolds

Getty Images | Jon Kopaloff

After meeting at Demi Barrymore's birthday in 2002, this unlikely former Canadian couple became super hot and heavy.

They were even engaged for several years before splitting.

Zachary Quinto and Jonathan Groff

Getty Images | Bruce Glikas

Star Trek meets Glee!

Zachary dated Jonathan in 2011, almost a year after the Glee actor had come out as a gay man.

They sadly split sometime in 2013.

Kathy Griffin and Jack Black

Instagram | @kathygriffin, @jackblack

Griffin had a very brief affair with Black.

She even wrote about it in her memoir, Official Book Club Selection: A Memoir According to Kathy Griffin.

In it, she recalled the time she took a shower at his place and his only towel was used as a bathmat on the floor.

Cher and Tom Cruise

Getty Images | MCaulfield

Since Cher and Tom Cruise dated in the 1980s, it's not surprising that no a lot of people knew they were ever a couple.

Although they eventually split, Cruise can sleep well knowing that he's in the top five of Cher's best lovers.

Hilary Duff and Shia LeBeouf

We Heart It

A bad first date stopped this potential relationship in its tracks.

Shia even described his date with Hilary as "probably the worst date he ever had."

Sandra Bullock and Ryan Reynolds

IMDB

After his divorce to ScarJo, Reynolds briefly dated his The Proposal co-star in 2011.

Emilia Clarke and Seth MacFarlane

Getty Images | Jeff Kravitz

Now this is one we didn't see coming.

The actors started dating in 2012, but split up a year later due to their long-distance relationship.

Scarlett Johansson and Ryan Reynolds

Getty Images | Kevin Mazur

This celeb pair didn't just date; they were married. For two years.

In 2010, they called it quits due to conflicting schedules.

Lena Heady and Jerome Flynn

HBO

These Game of Thrones co-stars may have dated back in the day, but they clearly had a messy breakup since they refused to film any scenes together on the show.

Mila Kunis and Macaulay Culkin

Getty Images | Chris Polk

Talk about a throwback!

Way before Mila ever got together with her soulmate, Ashton Kutcher, she dated Home Alone's Macaulay Culkin for nine years!

Madonna and Tupac

Getty Images | Patrick McMullan

This is one relationship Madonna likely wants to forget since Tupac broke up with her via a "breakup letter."

In the letter, he wrote that he didn't want to jeopardize her career by having her seen with a black man.

Kirsten Dunst and Jake Gyllenhaal

Getty Images | Stephen Lovekin

Kirsten and Jake were an "it" couple back in the day, from 2002 to 2004.

Despite calling him the love of her life, Kirsten broke up with Jake since she couldn't see things working out.

Kim Kardashian and Nick Cannon

Getty Images | SGranitz

This former pair dated in the early 2000s, but called it quits reportedly after Kim's sex tape with Ray J surfaced.

Tyra Banks and Drake

Getty Images | Paul Bruinooge

Tyra and Drake may have dated, but it was just one date. The singer confirmed that fact when he was on The Ellen DeGeneres Show.

"It was just one date," he said. "We went to Disneyland in disguise actually, which was really fun. I don't even know if it was like a date. It was like a get-together. We're still really close."