This was the first edition of the event.

Ryan Harrison Ryan Harrison (born May 7, 1992) is an American professional tennis player. Harrison has won one career ATP title in singles at the 2017 Memphis Open to go along with four in doubles, including the 2017 French Open. Before turning 16, Harriso ...

won the title, defeating

Marcos Baghdatis Marcos Baghdatis ( el, Μάρκος Παγδατής, ar, ماركوس بغداتيس; ; born 17 June 1985) is a Cypriot former professional tennis player. He was the runner-up at the 2006 Australian Open and a semifinalist at the 2006 Wimble ...

7–6^(10–8), 6–4 in the final.

Seeds

Draw

Finals

Top half

Bottom half

References

Main Draw

Qualifying Draw
{{DEFAULTSORT:City of Onkaparinga ATP Challenger - Singles, 2015 2015 ATP Challenger Tour

2015 Singles Fifteen or 15 may refer to: *15 (number), the natural number following 14 and preceding 16 *one of the years 15 BC, AD 15, 1915, 2015 Music *Fifteen (band), a punk rock band Albums * ''15'' (Buckcherry album), 2005 * ''15'' (Ani Lorak alb ...

2015 in Australian tennis