A double-sided display apparatus comprises: a first display panel and a second display panel arranged opposite to each other; and a first frame and a second frame located in a region between the first and the second display panels. The first frame comprises a first support base connecting with the first display panel and having a hollow structure, and a first sidewall connected to the first support base; the second frame comprises a second support base connecting with the second display panel and having a hollow structure, and a second sidewall connected to the second support base; the first and the second sidewalls are arranged opposite to each other; a surface of the first sidewall facing the second sidewall is provided with a first protrusion part, and a surface of the second sidewall facing the first sidewall is provided with a first position limit part engaging with the first protrusion part.