Oladapo Olaitan Olaonipekun,[1] also known as Dagrin (25 October 1984 – 22 April 2010), was a Nigerian rapper from Ogun, Nigeria.

Dagrin worked with other Nigerian artists such as Y.Q, 9ice, M.I, Iceberg Slim, Omobaba, Hyce_age Terry G, Ms Chief, Owen G, K01, code, MISTAR DOLLAR, TMD entertainment, Omawumi, Chudy K, Bigiano, and Konga.

[14]'Nigerian All Stars' which included Sheyman, Ruggedman, Banky W, Omawunmi, Lord of Ajasa, Tony Tetuila and a host of others released "My Pain", a tribute to Da Grin after his death.

Notable singers of this caliber include Olamide,[17][18] CDQ,[19] Reminisce, Oladips, YQ[20] Nito-P[21] etc.

A film of his life Ghetto Dreamz, starring Trybson Dudukoko and Doris Simeon-Ademinokan as his girlfriend has been made and was released in April 2011.