Osinachi Joseph (nee Kalu) popularly known by the mononym Sinach, is a Nigerian Gospel music singer, songwriter, and senior worship leader at Believers' Loveworld International. She is known globally for several gospel hits songs which include, 'Way Maker', 'I Know Who I Am', 'Great Are you Lord', 'Rejoice', 'He did it Again', 'Precious Jesus', 'The Name of Jesus', 'This Is my Season', 'Awesome God', 'For This', 'I stand Amazed' , 'Simply Devoted', 'Jesus is Alive' and many more.