Occupation
Athlete
Education
Loughborough University, Loughborough, GBR
Language(s) spoken
Welsh, English
Club name
Cardiff AAC, Cardiff, GBR
Coach
Dan Pfaff from 2011 (walesonline.co.uk, 29 Jul 2011; uka.org.uk, 06 Jul 2012)
Sporting relatives
He was Welsh U16 100m backstroke champion and a member of the Welsh U16 rugby squad before switching to athletics. (melbourne2006.com.au, 26 Mar 2006)
Other sports
His father JJ Williams represented Wales and the British and Irish Lions in rugby and was also an international sprinter. His older brother ran internationally. (independent.co.uk, 31 May 2009; runnerslife.co.uk, 27 Jan 2011)
