Tuhia he tomokanga mō tēnei wāhanga - I te 2013 Hopman Cup
, me te takaro mo te USA (me John Isner), ko te rapa tuatahi ki a Awherika ki te Tonga. I hinga a Williams i a Chanelle Scheepers, a, me John Isner, i wikitoria e raatau te tokorua o Awherika ki te Tonga a Chanelle Scheepers me Kevin Anderson. I te raima tuarua o USA ki France, i wikitoria ia i ana takirua takirua me te takirua takirua i hinga i a Jo-Wilfried Tsonga me Mathilde Johansson. I muri mai ka tutaki ia ki a Anabel Medina Garrigues o Spain ka wikitoria i roto i nga huinga e rua.