A glass awning comprises glass and a fixing assembly of the glass, wherein the fixing assembly consists of two supporting feet, two pulling feet, two connecting feet and two pulling rods. Targeting at the glass fixing, the two supporting feet and the two pulling feet are respectively arranged on a fixed object, then the two connecting feet are arranged on a movable end of the glass, and the glass is pulled and fixed on the upper edge part of a door and a window through the two pulling rods, so that a rainproof and sunscreen effect can be realized. After the glass awning is installed, a rotary angle between the glass and a fixed surface can be adjusted by rotating the two pulling rods, so that a purpose for adjusting a rainproof and sunscreen working surface can be realized. The glass awning is simple in structure, convenient to install and particularly suitable for being matched with the door and the window to use.