Jacob Lee Williams (born c.1983),[1] better known as Gappy Ranks, is an English dancehall musician of Jamaican and Dominican descent, from Harlesden, London.

Born in Harlesden to a Jamaican father and Dominican mother, he dealt with numerous problems; including homelessness after leaving school.

[3] In January 2010, with the introduction from Silverstar Sound's DJ Gussy, Gappy Ranks joined forces with Pierre Bost; CEO of French record label Special Delivery.

He has performed at legendary venues such as BB King's in New York, the Roxy theatre in Los Angeles, the Fillmore in San Francisco, and the Jazz Cafe in London.

Ranks has also acted as producer on a number of projects through his Hot Coffee Music label and has produced for recording artists such as Gyptian, Chino, Busy Signal, Delly Ranx, Bugle, Khago, Bramma, Laden, Bobby Hustle, JBoog, Chukki Star, Timeka Marshall, Torch Campbell, Exco Levi, Kim Kelly, and Reddman UK who Gappy Ranks signed to his label in 2011.

In 2012, he self-produced his very own track "Wine Pon de Edge" and the "Throw Me Herbs" riddim which featured various artists as part of his Cookies EP collection.

in November 2012 he headlined his own 16 date Cookies tour in the West Coast of the US, Canada, and Costa Rica, which was supported by Dynasty Records artist Bobby Hustle.