John McGregor, bagpiper and Alamo defender, was born in Scotland. McGregor lived in early 1836 in Nacogdoches. He took part in the siege of Bexar and later served in the Alamo garrison as a second sergeant of Capt. William R. Carey's artillery company. It is said that during the siege of the Alamo, he engaged in musical duels with David Crockett, McGregor playing the bagpipes and Crockett the fiddle. McGregor died in the battle of the Alamo on March 6, 1836.