A roof rack is provided, including: a bottom bracket for supporting a fixed bracket connected to a roof; two side brackets respectively perpendicularly arranged on two opposite side edges of the bottom bracket; a front bracket arranged on a front side edge of the bottom bracket; and a rear bracket arranged on a rear side edge of the bottom bracket. The front bracket and the rear bracket are configured to be rotatable respectively relative to the bottom bracket to be folded and abut against the bottom bracket. The roof rack has a simple structure and can achieve free selection and switching of a carrying space and enhance expansion functionality.