Kaspar Uljas (born 15.06.1990) is Estonian accordion & bandoneon player. Started with piano studies at the age of 8 and later continued with accordion in Tallinn Music School (2000-2007), after that in Georg Ots Music School in jazz accordion under Tiit Kalluste (2007-2011). From 2012 studying in Estonian Academy of Music in jazz department under Jaak Sooäär and Raul Sööt. In 2008 attended Flanders Ethno folkcamp in Belgium and 2010 was exchange student in Finland at Kokkola's Conservatory, in 2011 studied under argentine bandoneon player Marcelo Mercadante in Barcelona, Spain. Also while studying attended several masterclasses with John Patitucci, Pat Metheny, Dave Holland, Lee Pearson, Ray Anderson, Dave Liebman, Sid Hille, Kristjan Randalu, Mikael Jakobson etc.
From 2010 started his own group - Abraham's Café, where he his a leader and songwriter. With last active 4 years the band has performed around 100 concerts in different festivals and jazzclubs around Estonia (Viljandi Folk Festival 2011; Jazzkaar 2011, 2012, 2013, 2014; Tallinn Music Week 2011, 2012, 2014; Visioon 2010, 2011; Saare jazz 2012; Kuressaare Merepäevad 2012 and abroad Popkatu 2011 in Joensuu, Finland; Positivus 2012 in Latvia and Euro-Arab Youth Music Expo 2012 in Cyprus. In 2013 Abraham's Café gave out their debut album Journey to Haran.