Johnny Mathis in Person: Recorded Live at Las Vegas is a live album by American pop singer Johnny Mathis that was recorded at Caesars Palace and released on December 22, 1971, by Columbia Records. All but five of the 23 songs performed had appeared on his studio albums, while the five previously unrecorded songs (described below) have not appeared on a Mathis studio album since. The album made its first appearance on Billboard magazine's Top LP's & Tapes chart in the issue dated February 5, 1972, and remained there for seven weeks, peaking at number 128.
