Dan Ahti Tolppanen (born June 11, 1981) is a Finnish artist of Jewish origin, better known by his stage name Uniikki (meaning unique). He is co-founder in 1998 of Rähinä Records with Elastinen, Iso H, Andu and Tasis. Uniikki is a rapper and hip hop artist, who gained fame through membership in Finnish band Kapasiteettiyksikkö. For some recordings, he appeared in Rähinä (effectively a duo effort of Elastinen & Uniikki). He works as a solo act, and signed to his own Rähinä Records, but also has a great number of collaborations.