Did Kevin Curren or Ivan Dodig have a higher singles ranking?
Kevin Curren: Kevin Melvyn Curren (born 2 March 1958) is a South African-American former professional tennis player. Kevin Curren:  He played in two Grand Slam singles finals and won four Grand Slam doubles titles, reaching a career-high singles ranking of World No. 5. Ivan Dodig:  His career-high ATP rankings are world No. 29 in singles and world No. 4 in doubles.
Kevin Melvyn Curren