Abstract: Sports fans are important part of sports events. Deferent dimensions of sports fans’ identities could possibly be presented. According to degrees of identities, differentiates strong identities and weak identities. By contrast between tendencies and identities, forward, opposite directional and zero degree identities could be identified. Through concepts of degree of identities, unitary, multivariate and parallel identities could be divided. Differentiating dimensions of sports fans’ identities, is the fundamental of further studies against fandom. The research demonstrates what the further studies toward.

Key words: sports fan, identities, dimension, degree of identities