Jon Hamm

RadarOnline.com rounded up some of the celebrities who ended up in rehab due to their substance abuse.

Jon Hamm proposed to his girlfriend, Anna Osceola, after our exclusively reported that an engagement was on the horizon.

Has hath hell frozen over? Jon Hamm is talking about marriage and kids.

Shookus is seeing actor Jon Hamm after her recent split from the ‘Batman’ star.

‘SNL’ producer was caught cuddling up to 'Mad Men' star 5 months after Affleck split.

'They're comfortable with one another.'

Inside the Tinseltown twosome's sneaky romance.

Actor tries to avoid temptation while partying in NYC

‘He doesn’t care whose toes he has to tread on to get there,' SOURCE CLAIMS

See the alarming photo of the former 'Mad Men' star binging on booze.

The comedienne says the rehab-vet got wasted at an A-list dinner.

'He says he's single and not ready to mingle.'

Find out which naked hunk took home the top prize.

From Farrah Abraham to Amber Rose, stars who love to hate the famous family!

It's TV's biggest night and RadarOnline.com has all the photos of the Emmy Awards arrivals.

Click through these 9 photos of Jonn Hamm's 18 year relationship with his now ex-girlfriend Jennifer Westfeldt and learn about the fight that ended it all.

Mad Men actor Jon Hamm has split from girlfriend of 18 years, Jennifer Westfeldt. Find out why.

Check out these photos from the star studded Oceana SeaChange Summer Party !

One of Hollywood's most eligible bachelors is back on the market! After 16 years of dating, Jon Hamm and Jennifer Westfeldt have called it quits.

Jon Hamm ​hasn't let his recent rehab stay bring him down. The Mad Men star was feeling free on a movie set this week, sporting an obvious wardrobe malfunction that suggested he may have forgotten his tighty whities!

Mad Men fans were stunned last month when leading man Jon Hamm announced he’d secretly completed a 30-day rehab stay for alcohol issues. But RadarOnline.com has learned that he’s been hiding an even bigger secret! According to a new report, the actor was previously issued an arrest warrant over claims that he assaulted a fellow college student during a brutal hazing incident gone wrong.

Jon Hamm looked refreshed and happy during his first red carpet appearance since completing rehab treatment for alcoholism. Get the inside scoop on his progress –​ straight from the horse's mouth!

Jon Hamm looked more like a weary traveler than a hunky A-lister Tuesday, in the first photos of the actor since news broke of his rehab stay to deal with alcohol abuse.

As the cast of Mad Men prepares to toast their final season, one of the series' most familiar faces will be abstaining from champagne: RadarOnline.com has learned that leading man Jon Hamm recently completed a 30-day treatment program for alcohol abuse.

There’s nothing like a celebrity feud, but Hollywood stars get just as much attention when they bury the hatchet with their enemies.

Here's a look at some celebrities who refuse to have kids of their own.

Here are some hot celebs standing up for a great cause, raising awareness to cancer.

Here's a look at some of the best, worst and most craziest looks stars wore at the 2014 Emmy Awards.

With the sudden, shocking death of Robin Williams the condition that no one really wants to talk about is coming out into the open – depression. But the late

It’s going to be a Mad May! Jon Hamm is on the cover of Men's Fitness' May issue, and it’s the Mad Men star as you’ve never seen him before, as the unfiltered

While a roster of A-listers dotted the landscape of Vanity Fair's Academy Awards party, the story Sunday was who wasn't in attendance at the bash: one-time

Kate Hudson spent a low-key day in New York Friday, celebrating her 34th birthday with two of her favorite guys -- her sons! The Almost Famous star was spotted

Jon Hamm may show off his gentleman genitalia by not wearing underpants, but that doesn’t mean people have the right to talk about it! The hunky Mad Men actor,

Jon Hamm celebrated his 42nd birthday with a little help from his friends over the weekend, and RadarOnline.com has all the exclusive details. The ruggedly

By Radar Staff With the Mayan calendar ticking away, tensions were escalated quite a bit in 2012, and the celebrity population was not exempt from the bad

By Radar Staff Days after Jesse James posted a rant in favor of the National Rifle Association, people on both sides of the issue were still buzzing on the

By Radar Staff He’s still ruggedly handsome, but Mad Men’s Jon Hamm may be a little red faced after being photographed with white powder on his face, and

By Debbie Emery - Radar Reporter Tim Tebow may not have a Super Bowl ring but there's no denying that the newest addition to the New York Jets has a smoking hot

By Radar Staff Mad Men star Jon Hamm has been giving his on screen character Don Draper a run for his money recently, hitting up a number of bars and flirting

By Radar Staff Saturday Night Live aired its 100th Digital Short last night, and it was a classic.Justin Timberlake, Justin Bieber and a rapping Natalie Portman

By Radar Staff Jon Hamm shows a different side of himself in a new Youtube video titled "Ask a Grown Man with Jon Hamm," in which the dapper Don Draper fields

By Radar Staff Before he made it big, just like Bruce Willis and James Denton, Jon Hamm tended bar for the rich and famous. Magic City’s Kelly Lynch said she

After almost a year and a half off the air, the Emmy-winning series returns for its fifth season. Don Draper (Jon Hamm) has settled into his new marriage to his

By Debbie Emery - Radar Reporter Following his public war of words with Kim Kardashian recently, Jon Hamm has made an even more scandalous revelation – this

By Adam S. Levy - Radar Staff Writer It’s Jon Hamm’s new reality -- he  just can’t escape reality TV vixen Kim Kardashian, for better or for worse. The

By Radar Staff Speaking with Ryan Seacrest Tuesday, Kim Kardashian addressed rumors she’s been hooking up with Kanye West, as well as responding to new barbs

By Radar Staff The war between one of TV’s most critically-acclaimed actors and reality’s reigning princess continues. Jon Hamm, along with castmates of his

By Radar Staff Don’t expect any wedding bells or baby rattles for Jon Hamm and Jennifer Westfeldt, his girlfriend of 14 years! The Mad Men star, who has

By Alexis Tereszcuk - Radar Senior Reporter Don’t cross a Kardashian! Kim Kardashian has used her Twitter account, harnessing the power of her 13.8 million