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Katharine McPhee

Katharine McPhee is an American actress, singer, and songwriter best known for finishing as the runner-up on the fifth season of American Idol in 2006.

Related Biography: Zoë Kravitz

Early Life and Family Background

Katharine Hope McPhee was born on March 25, 1984, in Los Angeles, California, to Peisha and Daniel McPhee. Her father was a television producer, and her mother, Peisha, is a vocal coach who has worked extensively in the music industry. Recognizing Katharine’s vocal talent at an early age, her mother began training her in singing, paving the way for a career in music and acting.

American Idol and Breakthrough

In 2006, Katharine McPhee rose to fame after earning second place on the fifth season of American Idol, with Taylor Hicks winning the season. Her performances on the show showcased her wide vocal range and stage presence, leading to a loyal fanbase and widespread recognition.

Theater and Television Career

Before her Idol breakthrough, McPhee had already made strides in musical theater. In 2005, she portrayed Annie Oakley in a Cabrillo Music Theater production of Annie Get Your Gun, earning a nomination for a Los Angeles Stage Ovation Award in the category of Lead Actress in a Musical.

McPhee has since built a successful career in television and theater. She starred as Paige Dineen in all four seasons of the CBS action-drama Scorpion, gaining visibility for her dramatic acting. She also played the lead role of Karen Cartwright in the NBC musical drama Smash, executive produced by Steven Spielberg. In 2018, she made her Broadway debut in the lead role of Jenna in Waitress, featuring music by Sara Bareilles. Her performance was well received, prompting her to reprise the role in London’s West End at the Adelphi Theatre.

Marriage to David Foster

Katharine McPhee married renowned music producer David Foster on June 28, 2019, at the Church of Saint Yeghiche in South Kensington, London. The reception, held in Mayfair, drew notable guests including tennis legend Roger Federer. McPhee wore a strapless blue gown during the evening celebration, while Foster donned a classic black suit with a coordinating tie.

The couple’s engagement, announced in June 2018, attracted media attention largely due to their notable age difference. However, both have remained focused on their shared passion for music and philanthropy. They welcomed their first child, a son, in 2021.

Previous Relationships

Before marrying David Foster, McPhee was in a long-term relationship with actor Elyes Gabel, her co-star on Scorpion. The two dated for approximately two years before parting ways in 2016.


Quick Facts
Birth Date: 25 Mar, 1984
Age: 36 yrs
Citizenship: United States of America
Birth Place: Los Angeles
Education: Boston Conservatory at Berklee
Gender: Female
Description: American pop singer, songwriter, and actress
Spouse: David Foster
Net Worth 2021: 14 million
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Last Modified: Sep 27 2025
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