Inside Kaley Cuoco’s Cutest Family Moments as She Celebrates Her 40th Birthday

Kaley Cuoco is celebrating a major milestone, and fans are reflecting on her sweetest moments as a mom. The Big Bang Theory star turned 40 on November 30, 2025, marking her second birthday as a parent since welcoming daughter Matilda with fiancé Tom Pelphrey in March 2023. Since then, Cuoco has frequently shared glimpses into family life, capturing heartwarming memories with their growing toddler.

Cuoco announced Matilda’s birth on Instagram, calling her daughter a miracle and expressing deep gratitude for Pelphrey.

“We are overjoyed and grateful for this little miracle,” she wrote. “Didn’t think I could fall even more in love with you, but I did.”

As Cuoco enters a new decade in life and career, fans are celebrating her journey with Pelphrey — both as partners and parents. Here are some of the most adorable family photos Cuoco has shared.

A Look at Their Cutest Family Moments

Newborn Beginnings

To mark the couple’s one-year anniversary in April 2023, Cuoco posted photos featuring Pelphrey holding a newborn Matilda — an intimate look at the earliest days of parenthood.

“Loves of My Life”

In another post, the couple snuggled close with Matilda between them. Cuoco captioned the photo simply:

“Loves of my life.”

Holiday Traditions as a Family of Three

In December, Matilda dressed in a festive red holiday outfit for her first Christmas. Cuoco and Pelphrey later celebrated the Fourth of July with a patriotic family selfie.

Everyday Joy and Big Adventures

Pelphrey shared a photo quoting, “Be with those who help your being,” reflecting the couple’s grounded approach to parenting.

From gym days labeled “bring your daughter to gym day,” to matching outfits and BabyShark-themed Halloween costumes, family life appears to be filled with laughter and joy.

Disney Magic

In January 2025, Cuoco and Pelphrey took Matilda to Disneyland for the first time. Photos showed the toddler beaming on an Inside Out ride, delighting viewers with her excitement.

Life at Home

From pumpkin patch trips to mirror selfies, the pair document everyday milestones as closely as they share celebrations. Cuoco also posted a heartfelt tribute to Pelphrey on his 43rd birthday, writing:

“You are the greatest there is and I love you more than mere words could describe!”

A New Era for Cuoco

Cuoco continues to balance family life with her Emmy-nominated television and film career. Fans praise her transparency about motherhood and celebrate the happiness she has found both personally and professionally.

As she begins her 40s, Cuoco seems focused on love, gratitude, and new beginnings — with Matilda at the center of her world.