For decades, Diane Keaton’s look has been instantly recognizable: tailored suits, wide belts, oversized glasses, turtlenecks, and, almost always, a hat.

To fans, it was fashion. To Keaton, it was something far more personal.

In candid interviews over the years, the Something’s Gotta Give star revealed that her signature style wasn’t just a creative choice, it was a form of protection, shaped by health concerns and family history, and a deeply intentional way of moving through the world.

“A turtleneck, suit, large belt and of course a hat and glasses!” Keaton once told People. “Some things will never change for me.”

A Style Rooted in Self-Preservation

Keaton has long been open about her battle with skin cancer and the family history that made sun exposure a serious concern.

“It’s a family history,” she told the Los Angeles Times, recalling relatives who suffered severe consequences from skin cancer. Her father, brother, and aunt were all affected, experiences that left a lasting impression.

In her younger years, Keaton admitted she didn’t take sun protection seriously. That changed later in her life, when doctors discovered a serious squamous cell carcinoma after multiple biopsies.

“It’s serious,” she later said in an interview. “You can die from it. It’s really not a joke.”

From that point on, covering up became non-negotiable, and eventually, a defining part of her identity.

Fashion as Armor — and Art

What began as medical necessity evolved into something expressive and empowering.

Keaton leaned fully into high collars, long sleeves, and wide-brimmed hats, using clothing not just to shield her skin, but to create a personal uniform that felt safe, joyful, and unmistakably hers. According to the Los Angeles Times, she wore hats religiously to keep the sun off her face, often pairing them with tailored suits and layered textures.

“Yes, it’s very protective,” she once said. “It hides a multitude of sins. Flaws, anxiety — things like that.”

But her choices were never about hiding in shame. They were about comfort, control, and intention.

“I would not feel comfortable in a short skirt or something cut off with my arms hanging out there,” she explained, adding that hats simply felt right. “They frame a head. But of course, nobody really thinks they’re as great as I do.”

Never About Trends — Always About Truth

In conversations reported by outlets like Women’s Wear Daily, Keaton made it clear that showing skin was never the goal. Turtlenecks, glasses, and structured silhouettes weren’t restrictions, they were freedom.

She loved getting dressed. She loved the ritual. And she loved that her clothes reflected who she was, not what was expected of her.

For Keaton, fashion was a language, one that turned vulnerability into strength and health into creativity.

An Icon, Still Entirely Herself

In recent years, Keaton has continued to be photographed out and about in her trademark look, wide-brimmed hat, black turtleneck, tailored blazer, a walking reminder that true style doesn’t age, fade, or bend to trends.

Every hat and high collar tells a story: of survival, self-knowledge, and a woman who chose to protect herself without ever shrinking.

Diane Keaton’s fashion legacy isn’t about hiding.
It’s about owning — her body, her boundaries, and her truth.

And that may be the most iconic look of all.