Akali Phula Singh Nihang (born Nihang Singh; 1 January 1761 – 14 March 1823) was an Akali Nihang Sikh leader. He was a saint soldier of the Khalsa Shaheedan Misl and head of the Budha Dal in the early 19th century. He was also a senior general in the Sikh Khalsa Army and commander of the irregular Nihang of the army. He played a role in uniting Sikh misls in Amritsar. He was not afraid of the British who at many times ordered for his arrest but were not successful. During his later years he served for the Sikh Empire as a direct adviser to Maharaja Ranjit Singh. He remained an army general in many famous Sikh battles up until his martyrdom in the battle of Nowshera. He was admired by the local people and had a great influence over the land and his settlement was always open to help the poor and helpless. He was well known and was a humble unique leader and prestigious warrior with high character. He was also known for his effort to maintain the values of Gurmat and the Khalsa panth.