A vehicle animal restraint assembly (1) comprises an extendable structure (2), which is arranged to be moveable between a retracted state and an extended state. The extendable structure (2) is adapted to be arranged in the retracted state on one side of a space defined by a front side (3) of a seat (4, 8) in a vehicle and a part (5, 9) defining a front end of the space in front of said seat. The assembly (1) comprises an attachment means (6) adapted to be arranged on an opposite side of the space for attaching an end of the extendable structure (2) in the extended state.