Kroy Arnold is a citizen of the Oneida Nation, which shares a border with Wisconsin. He is bear clan and his native name is Loyåkú which means “he broke it”. Kroy grew up playing box lacrosse since he was 3 years old with the Onondaga Nation Redhawks and his skills within the box have helped develop his playing skills for the field game. Currently living in Syracuse, NY, Kroy played High School lacrosse for Fayetteville-Manlius High School and was part of an undefeated regular season team in 2013. From Fayetteville-Manlius he went on to get a lacrosse scholarship to Chestnut Hill College (NCAA Division 2). He then transferred to Onondaga Community College (NJCAA) where he was part of the 2015 NJCAA National Championship winning team and 2016 NJCAA National Runners-up. Following OCC, he then finished up his college lacrosse career at the University of Massachusetts-Boston where in 2017 he led the team in assists (16) and in face-off percentage (58.2%). The Beacons also made it to their first ever Little East Conference Championship appearance with Kroy. In 2018 he played his final year at UMass-Boston where he was named team captain and led the midfield in assists (18). He was also named to the All New England Intercollegiate Lacrosse Association All-Academic Team. Currently he is signed with the Peterborough Timbermen in the Arena Lacrosse League (ALL), where the Timbermen finished second in the regular season the best that they have ever done in franchise history. He also plays with the Onondaga Redhawks Sr.B team where in 2018 they won the Can-Am championship and played in the 2018 Presidents Cup in Nanaimo, BC and finished sixth in all of Canada.