Manmohan Singh (Punjabi:منموہن سنگھ/ਮਨਮੋਹਨ ਸਿੰਘ;Hindi:मनमोहन सिंह; born 26 September 1932) was the 13th Prime Minister of India. A famous economist, he is the only Prime Minister since Jawaharlal Nehru to return to power after completing a full five-year term, and the first Sikh to hold the office.