Amanda Leigh "Mandy" Moore (born April 10, 1984) is an American singer-songwriter and actress. After coming to fame in 1999 with her debut single "Candy", which peaked at number 41 on the Billboard Hot 100, Moore signed with Epic Records. Her debut studio album, So Real (1999), went on to receive a platinum certification from the RIAA. The title single from her second studio album, I Wanna Be With You (2000), became Moore's first top 30 song in the U.S., peaking at number 24 on the Billboard Hot 100. As of 2009, Billboard reported that Moore has sold more than ten million albums worldwide. In 2012, Moore was ranked #96 on VH1's list of "100 Greatest Women in Music" as well as #63 on their "Sexiest Artists of All Time List".

Moore's acting career began in 2001, when she made her feature film debut with a minor voice role in the comedy Dr. Dolittle 2, before co-starring as Lana Thomas in the comedy The Princess Diaries. Her first starring role was as Jamie Sullivan in the romantic drama A Walk to Remember (2002). Moore later voiced Rapunzel in the Disney animated fantasy musical comedy Tangled (2010) with Zachary Levi; their performance of "I See the Light" won Alan Menken and Glenn Slater, the song's composer and lyricist, the Grammy Award for Best Song Written for Visual Media at the 54th Annual Grammy Awards. Moore and Levi went on to both reprise their roles in the short film Tangled Ever After (2012) and the Disney Channel television series Tangled: The Series (2017–present). Moore has been starring as Rebecca Pearson in the NBC family drama This Is Us since 2016, and was nominated for the Golden Globe Award for Best Supporting Actress – Series, Miniseries or Television Film at the 74th Golden Globe Awards for her role. The cast won Outstanding Performance by an Ensemble in a Drama Series at the 24th Screen Actors Guild Awards.