O'Sullivan's next opponent will be Northern Ireland's Joe Swail, who overcame Marcus Campbell by the same 5-2 margin.
Among the nominees for the sports award were Antrim GAA football manager Brian White and snooker star Joe Swail.
Ken Doherty, the 1997 champion, plays Joe Swail on Monday, while 2006 winner Graeme Dott plays Jimmy Michie on Tuesday.
Peter Ebdon and Joe Swail are the other two players already through.
Gerard Greene set up a first round clash with fellow Northern Ireland star Joe Swail after enjoying a 5-2 win over Judd Trump.
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Also on Friday, Neil Robertson and Ken Doherty will lock horns for a place in the semi-finals after Australian Robertson beat Ulsterman Joe Swail 4-2.
Compatriot Mark Williams also progressed, a 5-3 victory over Northern Ireland's Joe Swail earning the two-time former world champion a date with the current Crucible king John Higgins.
Earlier, defending champion Neil Robertson crashed out after a 4-2 defeat in his final group match against Stephen Lee, Joe Perry beat Joe Swail 4-2 to finish runner-up in their group.
In other matches, teenage sensation Judd Trump made two century breaks on the way to an impressive 5-2 victory over Ulsterman Joe Swail while Masters champion Mark Selby beat Dave Harold 5-2.
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Swail has twice reached the semi-finals in Sheffield.
BBC: SPORT | Other Sport... | Snooker | Swail edges through to Crucible
The Sale potter will be joined in the next round by Ali Carter , who won his first ranking event title last season when he beat Joe Swail in the final of the Welsh Open.
After slipping to 44 in the rankings, the Dubliner is determined to return to the world's top 16 and now has to overcome two-time world semi-finalist Swail to guarantee his spot in the televised stages.
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