Joseph Sirianni (born 17 January 1975) is a former Australian tennis player from Melbourne, Victoria.

Sirianni was placed within the likes of Colin Ebelthite, Andrew Coelho and Greg Jones.

Sirianni topped the group without dropping a set, and he booked a semifinal match against Brydan Klein.

Sirianni also competed for a spot in the main draw of the 2008 Next Generation Adelaide International wildcard playoffs.

Sirianni's first round match was against Adelaide's fifth seed, who was the injured world number 30 Radek Štěpánek.

Joseph prevailed in a tight third set tie-break to win 1–6 6–1 7–6(6) and book a place in the semi-finals.

However, Sirianni's efforts earned him a special entry to the Medibank International and heralded the nickname 'Aussie Joe'.

Sirianni raising his ranking maintaining around the 150 mark was able to make the cut for most ATP Tournament Qualifying draws often being seeded.

Playing in his first ATP main draw after the Australian Open Joe went through qualifying in the 2008 Dubai Tennis Championships.