ชาย เมืองสิงห์ (Chai Muang Sing) was a pioneering Thai luk thung singer and songwriter, celebrated for his unique blend of traditional Thai folk rhythms with Western musical influences. Emerging in the 1960s, he became known for his witty, storytelling lyrics and lively performances that captured everyday Thai life and culture. His charismatic stage presence and distinctive vocal style helped popularize luk thung nationwide, influencing generations of artists. As one of the genre’s legends, ชาย เมืองสิงห์ remains an enduring symbol of authenticity and artistic innovation in Thai popular music.