The hundreds of persons bearing the surname Lambert include a number of musicians:

• Michel Lambert (1610– 29 June 1696), French singing master, theorbist and composer.
• Charles-Richard Lambert (died 1862), African-American musician, conductor and music educator
• Charles Lucien Lambert (1828–96), African-American composer
• George Lambert (baritone) (1900–1971), English baritone mainly active in Canada
• Donald Lambert (1904–1962), American jazz stride pianist
• Constant Lambert (1905 – 1951), British composer, conductor, critic and memoirist.
• Dave Lambert (American jazz vocalist) (1917–1966), American jazz lyricist and singer
• Pee Wee Lambert (1924–1965), American mandolinist
• John Lambert (composer) (1926–1995), British composer and teacher
• Kit Lambert (1935–1981), English record producer (son of Constant Lambert)
• Franz Lambert (b. 1948), German composer and organist
• Dave Lambert (English musician) (born 1949), songwriter, guitarist and singer
• Lisa Lambert (b. 1962), Canadian actress, writer and songwriter
• Adrian Lambert (b. 1972), English bassist and songwriter
• Alison Lambert (b. 1977), British clarinetist
• Miranda Lambert (b. 1983), American country music singer
• Michelle Lambert (b. 1985), American pop singer
• Mary Lambert (singer) (b. 1989), American singer-songwriter
• Lambert (masked pianist) (fl. 2014), pseudonymous pianist/composer from Hamburg