|Date of birth||6 June 1993|
|Place of birth||Sydney, Australia|
|Height||1.87 m (6 ft 2 in)|
|Current club||Sydney FC|
|* Senior club appearances and goals counted for the domestic league only and correct as of 18 April 2014.
† Appearances (Goals).
Petkovski joined Sydney FC's National Youth League team in 2011 after being signed from New South Wales Premier League club Marconi Stallions. At the end of the 2011-12 A-League season, the promising left-back was signed to a 2 year deal with Sydney FC along with fellow youth players Mitchell Mallia and Hagi Gligor.
Petkovski made his Sydney FC debut as a 75th substitute for Fabio against cross-town rivals Western Sydney Wanderers FC in the first ever Sydney Derby which Sydney FC won 1-0, followed by two more appearances in his debut season against Central Coast Mariners and Perth Glory.
- As of 22 February 2014
Petkovski has represented Australia at Under 20 level where he took part in the AFC U-19 Championship qualification campaign. The Young Socceroos topped their qualifying group with maximum points and will take part in the 2012 AFC U-19 Championship to be played in the United Arab Emirates in November 2012. Australia are grouped with hosts UAE, current title holders North Korea and all time championship leaders South Korea. Petkovski has been selected in the 23-man training squad named by coach Paul Okon.
- "Daniel Petkovski". Football Federation Australia (Sydney FC). Retrieved 23 June 2012.
- "Sydney FC farewells four players". Football Federation Australia (Sydney FC). 10 April 2012. Retrieved 23 June 2012.
- "Antonis heads Young Socceroos squad". Sydney Morning Herald. 24 October 2011. Retrieved 24 June 2012.
- "Football Star Daniel Petkovski represents Qantas Young Socceroos". FSA News. 9 September 2011. Retrieved 24 June 2012.
- "Australia's Young Socceroos squad named". The West Australian. 6 June 2012. Retrieved 24 June 2012.