A bicycle trailer hitch assembly including first and second complementary hitch bracket members adapted and arranged for attachment to opposites sides of the bicycle frame rear wheel drop out. Each bracket member includes a main body portion con figured on one side for abutting relation with the bicycle rear wheel drop out and on the other side for receiving the trailer tongue tube to provide center pulling of the trailer. The bicycle quick release skewer which holds the rear wheel clamped to the drop out member likewise secures both brackets to the drop out member. Each of the brackets has a fastener arrangement for enabling securing the bracket to the trailer drawbar.