In a video on September 3, in which Deji and KSI reacted to diss tracks, Deji explained that Ungrateful was actually targeted at. Deji (@deji) Instagram photos and videos. He was born Deji Olatunji and is the younger brother of internet sensation KSI. Our US store is the only way to ship to a US address. Deji is a common given name of Yoruba origin which means becomes two or has doubled. A related exploration of Who Earns More Lele Pons Or Kevin De Bruyne which further elaborates on the core themes addressed in this section. Our US store is the only way to ship to a US address. Deji is a common given name of Yoruba origin which means becomes two or has doubled. Oladeji Deji Daniel Olatunji (), commonly known as Deji, formerly known online as ComedyShortsGamer, is. 530 Students from over 85 Countries Join NYUAD as the Class of 2025.