Dudi Sela David "Dudi" Sela (; born 4 April 1985) is an Israeli former professional tennis player. He reached a career-high singles ranking of World No. 29 in July 2009. Sela won the French Open 2003 junior doubles title. Representing Israel Davis Cup te ...

was the defending champion but decided not to participate.

Tatsuma Ito is a Japanese former professional tennis player. He has won 7 Challenger tournaments and achieved a career-high singles ranking of World No. 60 in October 2012. Ito reached the quarterfinals of 's-Hertogenbosch and Moscow in 2012 an ...

won the title defeating

John Millman John H. Millman (born 14 June 1989) is an Australian former professional tennis player. He won one title on the ATP Tour, the 2020 Astana Open, reaching a career-high ATP singles ranking of world No. 33 in October 2018. His other career high ...

in the final 6–4, 6–3. This tournament featured the fastest serve ever recorded by

Sam Groth Samuel Groth (born 19 October 1987) is an Australian politician and a former professional tennis player. Sitting as a member of the Victorian Legislative Assembly, Groth represents the Liberal Party of Australia (Victorian Division), Liberal Par ...

at 263.4 km/h (163.4 mph).

Seeds

Draw

Finals

Top half

Bottom half

References

Main Draw

Qualifying Draw
{{DEFAULTSORT:2012 Busan Open Challenger Tennis - Singles Busan Open Challenger Tennis - Singles

2012 Singles 1 (one, unit, unity) is a number, numeral, and glyph. It is the first and smallest positive integer of the infinite sequence of natural numbers. This fundamental property has led to its unique uses in other fields, ranging from science to sp ...