Dame Olivia Newton-John was a British and Australian singer and actress. She was a four-time Grammy Award winner whose music career included fifteen top-ten singles, including five number-one singles on the Billboard Hot 100 and two number-one albums on the Billboard 200: If You Love Me, Let Me Know (1974) and Have You Never Been Mellow (1975). Eleven of her singles and fourteen of her albums have been certified Gold by the Recording Industry Association of America (RIAA).

"Physical" is a song recorded by British-Australian singer Olivia Newton-John for her 1981 eleventh studio album of the same name. It was released as the album's lead single in 1981. The song was produced by John Farrar and written by Steve Kipner and Terry Shaddick, who had originally intended to offer it to Rod Stewart. The song had also been offered to Tina Turner by her manager Roger Davies, but when Turner declined, Davies gave the song to Newton-John, another of his clients.

Xanadu is the soundtrack to the 1980 musical film of the same name, featuring the Australian singer Olivia Newton-John and the British group Electric Light Orchestra (ELO). It was released in June 1980 on MCA Records in the United States and July 1980 by Jet Records in the United Kingdom. The original LP release featured on side one the songs of Newton-John, and on side two the songs of ELO. In 2008 the soundtrack album was digitally remastered as a bonus CD as part of the film's DVD release titled Xanadu: Magical Musical Edition.

"You're the One That I Want" is a song performed by American actor and singer John Travolta and Anglo-Australian singer and actress Olivia Newton-John for the 1978 film version of the musical Grease. It was written and produced by John Farrar, and released in 1978 by RSO Records as the second single from Grease: The Original Soundtrack from the Motion Picture. The song is one of the best-selling singles in history to date, having sold over 4 million copies in the United States and the United Kingdom alone, with estimates of more than 15 million copies sold overall.

Physical is the eleventh studio album by British-Australian singer Olivia Newton-John, released through MCA Records on 13 October 1981. The album was produced and partly written by her long-time record producer John Farrar. Recorded and mixed at David J. Holman's studio in Los Angeles additional recording at Ocean Way, Physical became one of Newton-John's most controversial and sexual records, and her most successful studio album. Musically, the album features considerable use of synthesizers, and it explores lyrical themes such as love and relationships, sex, and environmental protection. Upon its release, while the album was a success it received positive reviews from music critics, many of them considering it to be Newton-John's best effort. The album charted high in several countries, including the United States, Japan and Newton-John's native Australia, becoming one of the most successful albums of the early 1980s. It also ranks among the best-selling albums by Australian solo artists, selling more than ten million copies worldwide.

"Xanadu" is the title song from the soundtrack of the 1980 musical film of the same name. Written by Jeff Lynne of the English rock band Electric Light Orchestra (ELO), the song is performed by Australian singer, songwriter and actress Olivia Newton-John, with Lynne adding parenthetic vocals in the style of his other songs on the Xanadu soundtrack, and ELO providing the instrumentation. It was Lynne's least favourite of his own songs. Released as a single in June 1980, it reached number one in several European countries and was the band's only UK number-one single when it peaked there for two weeks in July 1980. It was certified silver by the British Phonographic Industry. It also peaked at number eight on the US Billboard Hot 100.

"Summer Nights" is a popular song from the musical Grease. Written by Jim Jacobs and Warren Casey, its best-known version was recorded by American actor and singer John Travolta and British-Australian singer, songwriter and actress Olivia Newton-John for the 1978 big-screen adaptation of the musical, and released as a single that same year. It was released in August 1978 as the fourth single from the movie's soundtrack album and became a massive hit worldwide during the summer of 1978. Parts of the song were introduced to a new audience when it was re-released in the 1990s as part of a megamix of several songs from the movie version.

Soul Kiss is the twelfth studio album by English-Australian singer Olivia Newton-John, released on 25 October 1985 by Mercury Records in Europe, by Festival Records in Australia, and by MCA Records in the United States. It reached No. 11 on the Australian Kent Music Report Albums Chart and No. 29 on the United States Billboard 200. The album was produced by long-time associate John Farrar, who also co-wrote four tracks; the cover art features photography of Newton-John by Helmut Newton and Herb Ritts.

Back to Basics: The Essential Collection 1971–1992 is the third greatest hits album by English-Australian singer Olivia Newton-John, released on 9 June 1992 by Geffen Records. It is the first compilation to contain both her country and pop hits. The album contained four new tracks: lead single "I Need Love", US Adult Contemporary top-20 single "Deeper Than a River", "Not Gonna Be the One" and a cover version of Brenda Lee's 1960 US number one "I Want to Be Wanted". A tour was planned to promote the album, but had to be cancelled when Newton-John was diagnosed with breast cancer.

Olivia's Greatest Hits Vol. 2 is a greatest hits album by Olivia Newton-John released on 3 September 1982 in North America, Australasia, Scandinavia, South Africa and certain Asian and Latin American territories. It was her second greatest hits album released in North America and her third in other territories.

"Hopelessly Devoted to You" is a song recorded by British-Australian singer, songwriter and actress Olivia Newton-John for Grease: The Original Soundtrack from the Motion Picture (1978). It was written and produced by John Farrar and originally performed by Newton-John in the film version of the musical Grease (1978). The song reached number three on the US Billboard Hot 100 and number seven on the Adult Contemporary chart. On the country chart, "Hopelessly Devoted to You" peaked at number 20 and was her first top 20 country hit in two years. Newton-John performed the song at the 21st Grammy Awards in 1979. The song was released in Australia in August 1978 and peaked at number two.

"Magic" is a song recorded by British-Australian singer Olivia Newton-John for the soundtrack to the 1980 musical fantasy film Xanadu, which starred Newton-John and Gene Kelly. Written and produced by Newton-John's frequent collaborator John Farrar, "Magic" was released as the soundtrack's lead single in May 1980 and topped the US Billboard Hot 100 for four weeks beginning on August 2. On August 30, it was displaced from the top by Christopher Cross's "Sailing".

"Twist of Fate" is a song recorded by British-Australian singer Olivia Newton-John for the soundtrack to the 1983 film Two of a Kind. Written by Peter Beckett and Steve Kipner, and produced by David Foster, the song was released as the first single from the album on 21 October 1983, and reached number four in Australia and Canada. It reached its peak position of number five on the US Billboard Hot 100 in January 1984, becoming Newton-John's 15th and last top 10 single on the chart. Billboard magazine ranked "Twist of Fate" as the 42nd most popular single of 1984.

The albums discography of British-Australian recording artist Olivia Newton-John consists of twenty-six studio albums, six live albums, fourteen compilations and six soundtracks. According to Billboard, Newton-John is the 44th most successful artist of all time. She is also listed as the 36th top female artist on the Billboard 200 all-time female list. To date, she has sold an estimated 100 million records worldwide, making her one of the world's best-selling artists of all time.

"Make a Move on Me" is a song recorded by singer Olivia Newton-John for her eleventh studio album. Physical (1981). It was written by John Farrar and Tom Snow, and produced by the former. The follow-up single to the number-one hit "Physical", it was released in January 1982 and peaked at number five on the US Billboard Hot 100 that April. It also became her twelfth and final single to be certified Gold by the Recording Industry Association of America (RIAA).

"A Little More Love" is a song recorded by British-Australian singer Olivia Newton-John for her tenth studio album, Totally Hot (1978). Written and produced by Newton-John's long-time record producer John Farrar, the song was released as the lead single from Totally Hot in November 1978 and became a worldwide hit single.

"Suddenly" is a duet performed by Olivia Newton-John and Cliff Richard from the soundtrack Xanadu, and is the love theme from the 1980 film of the same name. It was written and produced by John Farrar.

"True To Yourself" is a German only release taken from Australian recording artist Vanessa Amorosi's second studio album Change. The single was released on 24 February 2003 as the album's final single and peaked at No.99.

The singles discography of British-Australian recording artist Olivia Newton-John consists of 69 singles, three as a featured artist and 25 promotional recordings. She was a four-time Grammy award winner who amassed five number-one and ten other Top Ten Billboard Hot 100 singles, seven Top Ten Billboard Hot Country singles, and two number-one Billboard 200 solo albums. Ten of her singles topped Billboard's adult contemporary music singles chart. Eleven of her singles have been certified gold by the RIAA. She sold an estimated 100 million records worldwide, making her one of the world's best-selling artists of all time.

Just the Two of Us: The Duets Collection is a posthumous compilation album by Australian singer Olivia Newton-John. It was released on 5 May 2023 by Primary Wave. It is a collection of duets performed by Newton-John during her career, including unreleased tracks and some of her last recordings, as well as previously released songs. Three singles were released from the album – "Window in the Wall", "Put Your Head on My Shoulder" and "Jolene" – the first two were released before Newton-John's death on 8 August 2022. "Jolene" with Parton was the final recording Newton-John made before her death.