Moore issued his apology after former world number one Victoria Azarenka had beaten an error - prone Serena Williams 6 - 4 6 - 4 in the women 's final .
Moore is a former ATP Tour player who won eight doubles titles during the 1970s and early 1980s .
Moore , a former ATP Tour player who won eight doubles titles during the 1970s and early 1980s , issued his apology after former world number one Victoria Azarenka had beaten an error - prone Serena Williams 6 - 4 6 - 4 in the women 's final .