Template:Footer IAAF World Youth Champions 400 Metres Men

v t e World Youth Champions in men's 400 metres
1999: William Mandla Nkosi (RSA) 2001: Karol Grzegorczyk (POL) 2003: Nagmeldin Ali Abubakr (SUD) 2005: Adam El-Nour (SUD) 2007: Christopher Clarke (GBR) 2009: Kirani James (GRN) 2011: Arman Hall (USA) 2013: Martin Manley (JAM) 2015: Christopher Taylor (JAM) 2017: Antonio Watson (JAM)