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Height: 5'6"
Year: Sophomore
City/State: York, Maine
High School: York


Career Statistics

2018 (Stats): Notched first career goal against No. 4 Maryland in the B1G/ACC Cup (9/2) ... Added first career assist the following weekend in a 4-1 defeat of No. 5 Penn State (9/9). 

2017 (Stats): Took the field in all 21 contests as a freshman, making four starts in the midfield … Notched a corner against No. 15 Princeton (9/17) … Placed all three shots for the season on cage ... ACC Academic Honor Roll.

Prior to Duke: Member of U.S. U19 and U17 junior national teams … Futures Elite selection in 2014 and 2015 and three-time Junior National Camp selection … Named the MAX Field Hockey Northeast Player of the Year in 2016 … Guided York to three consecutive undefeated seasons … Established school records in career goals (88) and assists (57) … Three-time Maine Sunday Telegram Player of the Year … Provided game-winning goal that gave York its third straight Class B state title as a senior … Also tabbed Miss Maine Field Hockey her final year and the Maine Female High School Athlete of the Year as a junior … Four-time all-state pick … Notched career-best 38 goals and 21 assists as a senior … Also lettered four years in basketball, leading York to the 2016 state title and an undefeated record … Member of the National Society of High School Scholars and the Spanish National Honor Society.

Personal: Born Lilian Lee Posternak Nov. 18, 1998 in Portsmouth, N.H. … Daughter of Dan and Kristin Posternak … Has three brothers (Matt, Jake and Jared) and one sister (Cari) … Sister played one season of field hockey at the University of New Hampshire.

Career Highs:
Goals: 1 ... at Maryland ... Sept. 2, 2018
Assists: 1 ... 3x, last at Old Dominion ... Oct. 7, 2018
Points: 2 ... at Maryland ... Sept. 2, 2018
Corners: 6 ... vs. Liberty ... Aug. 26, 2018

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FH: Sahaydak Game Winner vs. Miami
FH: Pam Bustin Postgame Interview - NCAA First Round
FH: Olivia Sahaydak Postgame Interview - NCAA First Round