List of UK Jazz & Blues Albums Chart number ones of 2015

The UK Jazz & Blues Albums Chart is a record chart which ranks the best-selling jazz and blues albums in the United Kingdom. Compiled and published by the Official Charts Company, the data is based on each album's weekly physical sales, digital downloads and streams. In 2015, 52 charts were published with six albums at number one. The first number-one album of the year was Gregory Porter's third album Liquid Spirit, which spent most of the first three months of the year atop the chart, completing a run of 15 consecutive weeks starting in December 2014. Liquid Spirit was also the last number-one album of the year, returning to the top spot for the final week of 2015.

The most successful album on the UK Jazz & Blues Albums Chart in 2015 was Liquid Spirit, which spent a total of 22 weeks at number one over seven separate spells, the longest of which was the first 12 weeks of the year. Seasick Steve's compilation Walkin' Man: The Best of Seasick Steve spent 11 weeks atop the chart, while the musician spent a further four weeks at number one with his seventh studio album, Sonic Soul Surfer. The self-titled debut album by Nathaniel Rateliff & the Night Sweats was number one for nine weeks, while The Very Best of Glenn Miller was number one for four weeks. Liquid Spirit finished 2015 as the 37th best-selling album of the year in the UK.