The following is a list of the CHUM Chart number-one singles of 1963.
"You're Nobody till Somebody Loves You" is a popular song written by Russ Morgan, Larry Stock, and James Cavanaugh and published in 1944.
"The Door Is Still Open to My Heart" is a 1955 song written by Chuck Willis and originally performed by the Baltimore-based R&B vocal group, The Cardinals. In the US, the original version peaked at number four on the R&B playlist and number ten in R&B sales charts. Later in 1955, Don Cornell recorded the song and released it as the B-side to his hit, "Most of All". The Hilltoppers had a moderate hit with this song the same year.
"The Cha-Cha-Cha" is a song released in 1962 by Bobby Rydell. The song spent 11 weeks on the Billboard Hot 100 chart, peaking at No. 10 on November 17, 1962, while reaching No. 1 in Hong Kong, No. 2 in Australia, and No. 11 on Canada's CHUM Hit Parade.
"Coming Home Soldier" is a song co-written and sung by Bobby Vinton, which he released in 1966. The song is sung from the perspective of a man who is returning home to the girl he loves, after having fought in a war overseas. The song spent 12 weeks on the Billboard Hot 100 chart, peaking at No. 11, while reaching No. 29 on Canada's CHUM Hit Parade, and No. 89 on Canada's RPM 100.
"Over the Mountain; Across the Sea" is a song written by Rex Garvin. The song was a hit for Johnnie & Joe in 1957 and Bobby Vinton in 1963.
"Half Heaven – Half Heartache" is a song released by Gene Pitney in 1962. The song spent 12 weeks on the Billboard Hot 100 chart, peaking at No. 12, while reaching No. 4 on Canada's CHUM Hit Parade, and No. 5 on Billboard's Middle-Road Singles chart.
"I've Got Bonnie" is a song written by Gerry Goffin and Carole King, which was released by Bobby Rydell in 1962. The song spent 11 weeks on the Billboard Hot 100 chart, peaking at No. 18, while reaching No. 5 on Canada's CHUM Hit Parade.
"Ding-A-Ling" is a song released by Bobby Rydell in 1960. The song spent 11 weeks on the Billboard Hot 100 chart, peaking at No. 18. Paired with its flip-side, Swingin' School, "Ding-A-Ling" reached No. 1 in Australia and No. 2 on Canada's CHUM Hit Parade.
"Hats Off to Larry" is a song written and sung by Del Shannon, which he released as a single in 1961. The song spent 13 weeks on the Billboard Hot 100 chart, peaking at No. 5, while reaching No. 1 on Canada's CHUM Hit Parade, No. 2 on New Zealand's "Lever Hit Parade", No. 2 in Australia, No. 6 on the UK's Record Retailer chart, and No. 8 in South Africa.
"Little Town Flirt" is a song by Del Shannon, which he released as a single in 1962 and on the album Little Town Flirt in 1963. The song spent 14 weeks on the Billboard Hot 100 chart, peaking at No. 12, while reaching No. 1 on the Irish Singles Chart, No. 1 in Australia, No. 4 on the UK's Record Retailer chart, No. 7 on New Zealand's "Lever Hit Parade", and No. 9 on Canada's CHUM Hit Parade.
"Hey Little Cobra" is a song released in 1963 by the Rip Chords about the Shelby Cobra. The song was produced by Terry Melcher and Bruce Johnston, who also sang vocals.
"Southtown U.S.A." is a song released by The Dixiebelles in late 1963. The song spent eight weeks on the Billboard Hot 100 chart, reaching No. 15, while reaching No. 20 on the Cash Box Top 100, and No. 18 on Canada's CHUM Hit Parade.
The Mid-Knights, also known as Richie Knight and the Mid-Knights, was a Canadian rhythm and blues band, active in the 1960s. Part of the Toronto Sound scene of that era, the band are best remembered for their single "Charlena", which was a number-one hit on the CHUM Chart for two weeks in 1963.