And those are just the highlights.

While her career continues to heat up, Dennings has chosen to keep her personal life mostly to herself.

“One of my best guy friends actually says that I fall off the world.

Kat Dennings at “2 Broke Girls” event

It’s something that I didn’t even realize I was doing.

Men and women do it.

It’s just a natural thing to do when you fall in love.”

Ira David Wood IV and Kat Dennings

To find out more about those various romances, read on to venture inside Kat Dennings' relationship history.

When asked if they’d dated, he replied, “For a long time.

I’m still really good friends with her.

Kat Dennings and Matthew Gray Gubler

She’s the best.”

He shared more, revealing they first met right at the start of “Criminal Minds.”

“Kat is marvelous.

Ryan Gosling at event

Neither Gosling nor Dennings has ever addressed the rumor although that hasn’t been from lack of media interest.

I don’t have any friends,” adding, “I don’t know.

I can’t talk about my personal life.”

Kat Dennings and Tom Hiddleston at event

As the interview progressed, Dennings reiterated her stance about maintaining her privacy.

“I do not talk about my personal life,” she said.

“Ask me about my cat, though, I’ll talk about my cat.”

Nick Zano and Kat Dennings

Those rumors fizzled out when Dennings and Hiddleston weren’t seen together after that.

“The fact is we’ve split up.

The relationship ran its course,” Hiddleston toldThe Daily Mail.

Drake in concert

Neither Dennings nor Hiddleston have confirmed nor denied that they dated.

Dennings and Zano quickly hit it off and reportedly began seeing each other in the latter part of 2011.

As a source toldUs Weekly, the relationship was somewhat casual at least initially.

Kat Dennings and Josh Groban at event

“They are not exclusive but have gone on dates.”

By the following year, Dennings and Zano had made their romance official.

In an interview withGlamourthat was published in September 2012, Dennings was asked point-blank about whether they were dating.

Kat Dennings and Andrew W.K. at premiere

I have nothing to hide!

It’s the truth!

He’s the best!

I didn’t know him before the show," she gushed.

Dennings and Zano quietly split up at some point in 2014.

“I’m in love with her,” he said.

“She’s really funny.

But I think she’s dating someone.”

“I didn’t realize that happened.

He’s mine.'

He’s a lovely person.”

“We had sushi,” she said, describing their meal together as “a hangout.”

“She played matchmaker,” Groban said of Behrs.

“And he treats her like a princess, and it’s amazing.”

Sadly, it was not to last.

In 2016, the two decided to call it quits after nearly two years of dating.

“It was a mutual breakup,” a source revealed toE!

She got engaged to musician Andrew W.K.

Two days later, she sharedanother photoof him, this time kissing her tenderly on the forehead.

has recently begun dating actor Kat Dennings.

The two met earlier this year in Los Angeles.

and his ex-wife, Cherie Lily, began amicable divorce proceedings in late 2019."

Days later, the couple had another announcement to make.

“Don’t mind if I do,” she wrote in the caption.

“I accidentally got on purpose engaged!”