The former No. 1 ranked amateur in the world ... 2015 U.S. Women’s Amateur Champion ... won the 2015 LPGA Symetra Tour Gateway Classic ... a May 2016 graduate of Hamilton H.S. ... a four-time AJGA Rolex Junior All-America and was the 2015 Rolex Junior Player of the Year ... became the youngest person in history to win on the LPGA Symetra Tour by medaling at the 2015 LPGA Symetra Tour Gateway Classic at 16 years, nine months and 11 days old ... won the 2015 Rolex Tournament of Champions and the 2015 Rolex Girls Junior Championship, becoming only the third person in history to win both AJGA Rolex major championships in the same year ... is currently the No. 3 ranked amateur in the world behind Blue Devil teammate Leona Maguire ... O’Sullivan overtook Maguire at No. 1 in the rankings from May 11, 2016 to Aug. 2, 2016 and is currently the No. 1 ranked female amateur golfer from the United States ... at the Portland Golf Club in Oregon, O’Sullivan won the 2015 U.S. Women’s Amateur defeating Sierra Brooks in the championship match, 3&2 ... the year before, O’Sullivan was a semifinalist at the U.S. Women’s Amateur ... O’Sullivan owns a great deal of international experience as she has represented the United States at the 2016 Curtis Cup, 2015 Spirit International Championship, 2015 Junior Solheim Cup, 2015 Trans Pacific Junior Golf Match and the 2014 Junior Ryder Cup ... attended Xavier College Prep as a freshman and sophomore, while helping her squad to state titles both seasons and winning individually in 2012 and 2013 as well ... received Arizona High School Player of the Year both seasons ... O’Sullivan has competed in the U.S. Women’s Open a total of three times (2012, 2015, 2016) and seen action in a total of 11 LPGA events ... at the age of 12, she was the youngest participant in the 2010 U.S. Women’s Amateur and won her very first AJGA Open Tournament played – 2010 Stockton Sports Commission Junior Open. In 2007 and 2008, O’Sullivan combined to win 35 junior golf tournaments.
Full name is Hannah Sarah O’Sullivan … born May 11, 1998 in Singapore, Singapore … daughter of Gregory O’Sullivan and Kyung-Hwa Hur (Sarah) … started playing golf at age six and started playing local tournaments at age eight ... 2015 AJGA Scholastic All-America Team ... AJGA Leadership Links (2012-16) ... Hamilton H.S. Junior Science Student of the Year (2015) ... Hamilton H.S. Senior English Student of the Year (2016) ... Mu Alpha Theta (Mathematics Honors Society) as a sophomore ... National Honor Society (Sophomore) ... volunteered at LPGA-USGA Girls Golf and First Tee throughout H.S.