Jill Smokler, the founder of the popular parenting website Scary Mommy, has died after a more than two-year battle with glioblastoma, an aggressive form of brain cancer. She was 48.

Smokler, a mother of three whose candid and often humorous take on parenting resonated with millions, passed away on June 22. Her family announced the news in a heartfelt statement, remembering her as someone who transformed conversations about motherhood by telling the truth—even when it was messy.

“Jill spent her life telling the truth about motherhood — that it could be wonderful and impossible in the very same breath — and in doing so, she gave millions of women permission to stop pretending and feel a little less alone,” her family said. “She was funny, fearless, generous, and entirely herself.”

What began as a personal blog in March 2008 quickly grew into a cultural phenomenon. At the time, Smokler was raising three children under the age of four at home and decided to share the realities of motherhood that many women were experiencing but few were openly discussing. The first words ever published on Scary Mommy were simple: “Here goes. Day One.”

Over the next two decades, the site evolved into one of the most influential parenting platforms online. Through blog posts, books, television appearances, and social media, Smokler built a community where mothers could openly discuss everything from exhaustion and guilt to joy and love.

Her family noted that she spent “almost twenty years of telling the truth — the mess, the boredom, the guilt, the flashes of rage, and the love so big it somehow made all of it worth it.”

The Scary Mommy team paid tribute to their founder, calling her the “original scary mommy” and thanking her for creating a space where parents felt seen and understood.

“Before Jill, too many of us mothered in a vacuum: alone, unsure, and more than a little pissed off,” the tribute read. “She built a place where that no longer had to be true.”

In 2024, Smokler publicly revealed that she had been diagnosed with glioblastoma, a fast-spreading brain cancer that currently has no cure. Speaking with TODAY.com after receiving the diagnosis, she was characteristically honest about her emotions.

“I keep alternating between feeling so profoundly sad and so pissed off,” she said.

She later described the disease as “an octopus with tentacles,” explaining that “it’s not a one-time thing. It keeps coming back.”

Even as she faced an uncertain future, Smokler remained focused on what mattered most to her: her children, Lily, Ben, and Evan.

“All I want to do is spend time with my kids, ideally on a beach because that’s my happy place,” she shared. “It’s so ridiculously bittersweet — I am trying to focus on the sweet part.”

Her former husband, Jeff Smokler, with whom she shared nearly three decades of history, honored her in a moving tribute after her death.

“Since I was 18 years old, Jill was my touchstone,” he wrote. “Every part of who I am today was in part shaped by who she was — and who we were together.”

While Smokler’s writing touched millions, those closest to her say her greatest accomplishment was motherhood itself. As her family reflected, “More than anything she built, Jill was proudest of her three children.”

Smokler often gave mothers permission to admit that parenting was hard without feeling guilty about it. In doing that, she created more than a website—she created a community where honesty was welcomed, and struggles were shared. For the millions who found comfort in her words, her voice will not soon be forgotten.