GNL Zamba, born Ernest Nsimbi, (29 January 1986) is a Ugandan hip hop artist who is credited with bringing rap and Lugaflow, a style of music to mainstream radio and other media in Uganda.

[2] He is the founder and CEO of the independent hip hop record label Baboon Forest Entertainment,[3] which nurtures new talent in Kampala, Uganda.

[6] in his secondary school, he was chairman of junior literature club, member of the debating team and head writer of the Kiira Mirror[6].

The song propelled GNL from an underground emcee to a renowned Hip Hop artist bringing a new sound to the genre, that he called Lugaflow (Luganda Flow) [9].

[18] In July of the same year, GNL, through his record label, Baboon Forest Entertainment, created the "Dear Hip Hop" challenge whose objective was to empower youth through the arts.

[19] In February 2021, GNL returned to Uganda from the USA[20] and in December, he performed in the third edition of the online Tusker Malt Conversessions.

[24] His song "Story ya Luka" was selected by the Uganda Ministry of Health to headline a 2010 AIDS youth education campaign.

[25] His video collaboration for "True Manhood" with Young Empowered And Healthy (YEAH)[26] Uganda encouraged Ugandan youth to use condoms, and it won the People's Choice Digital Media Award at the 2011 International Entertainment Education Conference.

[29] In 2014, the Twaweza Initiative awarded GNL for the positive social impact of his song "We Cry", which speaks about street violence and safe sex.