Katharine McPhee Marriage, Family, Parents, Children

Katharine McPhee Foster first captured the hearts of millions as the runner-up on American Idol season 5, proving that her talent was impossible to ignore. From Broadway stages to recording studios, she has built a career that showcases her versatility as an actress, singer, and songwriter.

While her journey to love wasn’t always smooth, Katharine has found happiness after a challenging first marriage. Today, she is married to the love of her life, and the couple is blessed with a son, completing a family that brings her joy off the stage. Katharine’s story is a testament to resilience, proving that both personal and professional dreams can flourish with time, dedication, and love.

Married Life: Husband & Children

Katharine McPhee tied the knot with music producer David Foster in London on 28 June 2019.

Katharine and her partner, David, first met when she was a contestant on American Idol season 5 in 2006. Katharine had performed Whitney Houston's "I Have Nothing," which was written by David. David and Andrea Bocelli stopped by to help Katharine practice the song for the Top 6 show.

They were first romantically linked in May 2017 after they were spotted getting cozy and enjoying a PDA-filled dinner at Nobu in Malibu.

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The duo finally confirmed their relationship after they were spotted walking hand-in-hand at the Met Gala in 2018.

In July 2018, David proposed to Katharine during their vacation, and the duo got engaged. Despite their 34-year age difference, David and Katharine seem to be super in love.

Katharine and her husband, David, conducted their wedding at the Church of Saint Yeghiche in South Kensington, London, which was attended by around 150 guests, including close friends and family.

Together, Katharine and her husband are blessed with a baby boy named Rennie David Foster, who was born in February 2021.

Rennie is Katharine’s first child, but he is David’s sixth child. Before Rennie, David is the father of 5 daughters, Dara, Erin, Jordan, Allison, and Amy, from his previous relationships.

Previous Partner And Wedding

Singer and Broadway star Katharine McPhee was previously married to producer Nick Cokas. They exchanged their wedding vows at Beverly Hills Presbyterian Church in February 2008 and later conducted their wedding reception at Vibiana’s in Los Angeles.

However, Katharine McPhee filed for divorce on 22 May 2014, whereas their divorce was finalized on 8 February 2016. 

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In October 2013, Katharine was also linked with director Michael Morris, and later she was speculated to be dating Scorpion co-tar Elyes Gabel for nearly two years until they split in 2016.

Family: Parents & Siblings

Born on 25 March 1984 in Los Angeles, California, to father Daniel McPhee and mother Peisha McPhee, Katharine’s birth name is Katharine Hope McPhee Foster. Her dad was a television producer while her mom has been 1 of the vocal coaches on American Idol since 2011.

Talking about her siblings, Katharine has an older sister named Adriana McPhee, who has been a vocal coach on American Idol since 2012.

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At the age of 12, Katharine moved to the Sherman Oaks neighborhood of Los Angeles. Until then, her mother had recognized Katharine’s musical talents. She had decided to train her.

Katharine’s father, Daniel McPhee, passed away in the morning on 15 July 2018, just a week after her engagement announcement.

Katharine McPhee holds American nationality, and she comprises a mixed ethnicity. Katharine McPhee celebrates her birthday on 25 March, so her zodiac sign is Aries.

Education

Katharine McPhee went to Notre Dame High School and graduated in 2002. Then she attended Boston Conservatory at Berklee, where she majored in musical theatre, but she only studied for 3 semesters and left her studies to try an acting career.

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Height & Net Worth

According to the wiki, Katharine McPhee is 5 feet 8 inches tall, which is around 173cm.

As of 2026, Katharine McPhee musters a net worth of about $14 million, which she has gathered as a singer-songwriter and actress.

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