Blair Waldorf

In the final season, Blair resumes her romantic relationship with Chuck, while Chuck and his father Bart--who is revealed to be alive in the previous season--become bitter rivals. Blair pursues her career as head of Waldorf Designs, with several mishaps, before staging a successful line. In the penultimate episode, Bart falls to his death while trying to attack Chuck atop a building. Afterward, Blair and Chuck depart together. In the series finale, Blair marries Chuck which results in her not having to testify against him in his father's murder case. Five years later, Blair is shown to be running her mother's successful fashion line and she works with Jenny in a line called ''J for Waldorf'', and she and Chuck are shown to have a son named Henry.

Is this statement correct "does blair in gossip girl have a baby"?
yes