|High School:||De Pleinschool|
2009-10: ... Fall: Posted a singles record of 5-3 and a 2-3 mark in doubles during fall play ... Went 2-1 at the ITA Regionals ... Partnered with Marcos Verdasco (1-2) and Mitch Somach (1-1) in doubles play.
2008-09: Played at No. 2 singles for the Ducks in his junior season, compiling a record of 9-14 in duals, including a Pac-10 win over Washington's nationally ranked Patrik Fischer ... Lost his opening round match of the Pac-10 singles tournament to Stanford's Ryan Thacher ... Had the team's top doubles record with Marcos Verdasco, going 13-11 at No. 1 doubles with three Pac-10 wins ... Fell in the quarterfinals of the Pac-10 Doubles Championships with Verdasco after a first round win over Stanford ... Knocked off the No. 1 doubles team on six ranked opponents ... Fall: Posted a 4-3 fall singles record, including a 6-4, 6-4 romp over Nebraska's #97 ranked Christopher Aumueller ... Went 3-2 in fall doubles play, advancing with Verdasco to the semifinals of the Texas Invitational before falling to the host Longhorns..
2007-08: Finished the season with a 12-14 record, playing mostly in the No. 3 spot (7-9) ... In Pac-10 action, finished 1-6 with his victory coming against Stanford’s Blake Muller – 2-6, 7-6 (5), 7-5, on April 12 ... His 12 singles victories were matched only by teammate Romeo Mortera for the team lead ... In doubles play he finished the year 12-14, teaming with both Mikael Myrhed (7-3) and Marcos Verdasco (3-6) ... Finished the year playing at No.1 with Verdasco for the final nine duals of the year ... Fall: Did not participate in the fall.
2006-07: Split time between No. 1 and No. 2 in the lineup, finishing the spring with a 12-11 record ... Went 4-1 at the No.1 spot with wins against Idaho, Portland and San Diego State ... Also finished 8-10 at the No. 2 spot ... Recorded a 3-5 mark in Pac-10 action, playing all his singles matches at No. 2 ... Compiled a 9-14 record in doubles play, teaming with Geoff Embry (8-12) and Stephen Wiechert (1-2) ... Posted a 1-7 mark in conference doubles competition ... Fall: Finished 0-2 in the fall during singles competition ... Totaled a 3-0 record in fall doubles action, teaming with Geoff Embry.
Before Oregon: One of the top juniors in Belgium, played for the KJYC Zwevegem Tennis club for 10 years ... Was the No. 2 tennis player for the club for three years ... Advanced to the round of 16 at the Tarkett Junior Open in Belgium after advancing through qualifying ... Also played midfielder for the soccer club KV Kareryk ... Scored a game-winning goal off a penalty kick in the league championship game.
Personal: Born May 5, 1989 in Kontrijk, Belgium ... Parents are Philip Cornelissen and Dorine D’Muyvetter ... Has two brothers, Xavier and Ignaan, and one sister, Isabella... Major is Business.