Ponnabeth Mambally Raghavan (18 December 1920 – ?) was an Indian cricketer who played at first-class level for Travancore-Cochin (now Kerala) from 1951 to 1956. A right-handed batsman and right-arm medium-pace bowler, he captained the side in its inaugural Ranji Trophy match during the 1951–52 season.Raghavan was born in Tellicherry (now Thalassery), in what was then part of the Madras Presidency but is now in Kerala State.