David Mustard [SEP] country of citizenship
David Mustard
David Mustard (born 29 December 1959) is a former professional tennis player from New Zealand.
Biography.
Mustard played professionally on the Grand Prix tennis circuit during the 1980s and won an ATP Challenger tournament in Sutton in 1984. 
He twice made it past the first round of the Australian Open, mostly notably in 1984 when he gave eventual champion Mats Wilander a close contest in the second round, before losing in four sets. After winning the first set 6–1, Mustard was unable to repeat that
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