Ikechukwu Onunaku, known professionally as Ikechukwu and Killz is a Nigerian actor, rapper, and singer. He was a cast member in The Wedding Party and The Wedding Party 2: Destination Dubai. Onunaku was born in Manassas, Virginia to Nigerian parents but was raised in Lagos, Nigeria. He moved to the United States after completing high school at King's College, Lagos. He returned over a decade later to Nigeria shortly before the release of his first album Son of the Soil in 2006 which featured the smash hit My Name is Ikechukwu. Son of the Soil was followed by Life and Times of Killz Volume 1 which featured production by Don Jazzy and an appearance by DBanj and Wande Coal and frequent collaborator Naeto C.
His hit single "My name is Ikechukwu" from the Son of the Soil charted at No.1 in the East, in Lagos and Abuja for 21, 6 and 5 weeks respectively. His third album The Alliance Reconstructed featured other hits like "Critical", and "Now is the Time". His other singles include "Bu Lie Oto, B.A.D.A, Carry Me, Balabala."
He made his debut on the big screen in a short feature written produced and directed by Walter Taylaur's The Wages.