Sydney Sweeney and Marilyn Monroe Are Related: A Surprising Hollywood Family Link

Sydney Sweeney and Marilyn Monroe have often been compared because of their blonde bombshell image, glamorous fashion choices, and screen presence. Now, a reported genealogical discovery has added another intriguing connection between the Euphoria star and the legendary Hollywood actress: they share a distant family ancestor.

According to genealogical research by MyHeritage, Sweeney and Monroe are ninth cousins once removed, with their family histories reportedly tracing back to an English settler who lived in the 17th century.

Sydney Sweeney and Marilyn Monroe Share a Common Ancestor

The reported family connection leads back to Ezra Perry, an English settler who lived in the 1600s and was among the early residents of Sandwich, Massachusetts.

The research reportedly traced Sweeney’s family line through her father, Steven Sweeney, while Monroe’s connection runs through her biological father, Charles Stanley Gifford. Although the actresses belong to different generations, their family trees are said to meet through this distant ancestral link.

The discovery offers an unexpected historical connection between two Hollywood figures whose lives and careers unfolded decades apart.

Sydney Sweeney’s Fashion Often Recalls Marilyn Monroe

The family revelation has also renewed comparisons between the actresses’ fashion choices. Monroe became an enduring style icon through her glamorous gowns, blonde hairstyle, and memorable appearances in classic Hollywood films.

Sweeney has also embraced vintage-inspired fashion on several occasions, drawing attention for outfits reminiscent of Monroe’s signature looks.

In February 2026, Sweeney reportedly attended the Santa Barbara International Film Festival in a cream, off-the-shoulder Ceil Chapman gown that echoed a dress Monroe wore on the cover of LIFE magazine in 1952.

Sweeney also channelled classic Hollywood glamour at the Los Angeles premiere of The Housemaid, wearing a white halter gown by Galia Lahav. The outfit recalled Monroe’s iconic white dress from the 1955 film The Seven Year Itch.

Two Hollywood Stars Connected Across Generations

Although Sweeney and Monroe pursued their careers in different eras, their reported family connection adds an interesting dimension to their frequent comparisons. Monroe remains one of Hollywood’s most recognisable cultural icons, while Sweeney continues to build her profile through film, television, and fashion.

The reported ancestral link does not change their distinct achievements, but it offers fans a surprising reason to look at their shared history in a new way.

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