The Red Line is a rapid transit line of the Doha Metro in Qatar.

It runs north-south through Doha and its southern terminus of Al Wakrah and its northern terminus of Lusail, with a spur serving Hamad International Airport.

[1] It is the first line of the system, with the first segment opened on 8 May 2019.

[2] At first, the line was only open from 8:00 AM to 11:00 PM Sunday-Thursday.

[4] It now runs on all days except Friday from 6:00 AM to 11:00 PM, and from 2:00 PM to 1:00 AM on Fridays.