Ulinzi Stars Football Club represent Kenya’s Defence forces (the army, the navy and the air force). It was formed in 1995 when several military sides were combined. These teams were:
- Scarlet (Third Battalion of the Kenya Rifles, based in Lanet, Nakuru),
- Kahawa United (Kahawa Barracks, Kahawa, Nairobi)
- Silver Strikers (12th Engineers, Thika),
- Kenya Navy (Mombasa)
- Spitfire (Kenya Air Force, Moi Air Base, Nairobi).
Ulinzi have played in the Afraha Stadium since 2004, after moving from Thika. They won the Kenyan Sports Team of the Year award in 2010. The team doubles as the Kenya national military football team, which qualified for the 2011 Military World Games.
Ulinzi used to have a successful basketball team, Ulinzi Warriors, until 2007 when it was disbanded, despite being the reigning national champion, having won five consecutive league titles They also had a rugby team, Ulinzi RFC, but was disbanded. They also had volleybal and handball teams.