2021 Raymond HollyUnited StatesAdults – Women Smarak DeyIndiaAdults – Men Vidushi SharmaIndiaGirls 9-11 Liam LuceUnited StatesBoys 9-11 Saraswati SamalIndiaGirls 12-14 Aarush BasakIndiaBoys 12-14 RehanaIndiaGirls 15-17 Pranay KeshriIndiaBoys 15-17 Keri PalaszUnited StatesSenior Women Craig FriedmanUnited StatesSenior Men 2020 Almania ColumboItalyAdults – Women Erik PerssonSweden Adults – Men 2018 Almania ColumboItalyAdults – Women Henry Winslow United States Adults – Men Jade Theisen Avalon United States Youth – Girls Davide Toneguzzi Italy Youths – Boys Thomas ForbangUnited States Senior Men Michelle Vennard United States Senior Women 2016 Almania Columbo Italy John Shoggins USA 2014 Gloria Suen United States Zeb Homison United States 2013 ChauKei S. Ngai China Jared McCann USA 2012 Gloria Suen Singapore Juan Manuel Martin-Busutil United Kingdom 2011 Yukari Miwa Japan Joseph Encinia United States 2010 Brandy Lynn United States Kasper van den Wijngaard Netherlands 2009 Courtney Mace United States Dev Kapil Singapore 2008 Alisa Matthews United States Sittapong Rattenpong Singapore 2007 Cynthia Wehr United States Ky HaUnited States 2006 Ashley Hooper United States Jonny MaukUnited States 2005 Huiping Mo China Esak Garcia United States 2004 Lesli Lounsbury United States