The present invention relates to a poster holder (10,10′,10″,10′″,1000) comprising a support (3,3′,3″,3*, 3000) intended to be suspended on a wall and provided with at least one engagement seat (6, 600,6″,6*,6′″) and with a bar (4,4′,4″) comprising in turn a fixed length lower portion (18, 18′,18″) comprising a gripping device for engaging an edge of a poster (5) and at least one slider (11,11′,11″,11′″,1100) slidably associated to said lower portion (18, 18′,18″), said slider (11,11′,11″,11′″,1100) being insertable into said engagement seat (6, 600,6″,6*,6′″) such to make a connection between said support (3,3′,3″,3*) and said bar (4, 4′,4″).