Antoni Giełgud of Giełgud (1792-1831) was a Polish military officer, a general of the Polish Army. During the Napoleon's invasion of Russia he financed and commanded the creation of the 21st Infantry Regiment, which he led since 1821. During the November Uprising he returned to active service and initially served as a commanding officer of the 1st Brigade, 1st Infantry Division under Jan Krukowiecki. A hero of the battles of Wawer and Białołęka, he was given command over the entire 2nd Infantry Division. He covered the retreat of Polish forces after the battle of Ostrołęka, but got separated from the main force and decided to head for Lithuania instead.