Pazhanivel Singaram (Tamil: பழனிவேல் சிங்காரம்), known as Pa. Singaram (12 August 1920 - 30 December 1997) was an Indian Tamil writer. Despite having authored only two novels, he is considered to be one of the greatest Tamil novelist of the modern era. His Puyalile Oru Thoni is considered to be one of the very important Tamil fiction of all time.