- Senior club appearances and points correct as of 17 October 2015. † Appearances (Points).
Jamba Isaac Ulengo (born (1990-01-07)7 January 1990 in Vryburg, South Africa) is a South African rugby union player, currently playing with the Blue Bulls. His regular position is wing.
He was chosen to represent the Free State at various youth levels while he was a scholar at Hoërskool Jim Fouché in Bloemfontein; in 2005 and 2006, he played at the Under-16 Grant Khomo Week tournaments, in 2007 he played at the Under-18 Academy Week tournament and in 2008 he played at the Under-18 Craven Week tournament. He continued to play for the Bloemfontein-based side after school too, playing for the Free State U19 side in the 2009 Under-19 Provincial Championship and for the Free State U21 side in the 2010 and 2011 Under-21 Provincial Championships, scoring twelve tries during those two seasons, which included a hat-trick against the Falcons U21 in 2011.