27 children (as of 2003), including:

* Prince Lethukuthula Zulu (by Queen MaDlamini), born 1970.
* Princess Sibusile Zulu (by Queen Buhle MaMathe), born 1972.
* Prince Misuzulu Zulu (by Queen Mantfombi), born 23rd September 1974 in Kwahlabisa, KwaZulu-Natal, is currently pursuing a Degree in International Studies in Jacksonville, Florida, USA. He is unmarried and has one son.
* Princess Ntandoyesizwe Zulu (by Queen Mantfombi), born 1976, married 13th April 2002 at Enyokeni Royal Palace, Nongoma, to Kgosi Oupa Moilwa, Chief of the baHurusthe bagaMoilwa. Civil ceremony July 11th, 2004 in Pongola.
* Princess Nandi Zulu (by Queen Buhle MaMathe), born 1977, married (civil) 6th December 2002 in St John's Anglican Cathedral in Umtata and (traditional) 7th December at the Thembu Great Place near Qunu, to Chief Mfundo Bovulengwa Mtirara, born 25th March 1973, Acting Deputy Paramount Chief of the Thembu from 2000, Chief of the Matye'ngqina Traditional Authority Area.
* Prince Shlobosenkosi Zulu (by Queen Buhle MaMathe) born 1988 is currently an 11th Grade student at Kearsney College in Botha's Hill, Durban, South Africa. He is 36th in line to the throne to the Zulu nation.

http://en.wikipedia.org/wiki/Goodwill_Zwelethini_kaBhekuzulu