James Elijah Brown Austin (October 3, 1803 – August 14, 1829) was an American settler and brother of empresario Stephen F. Austin, "The Father of Texas." Counted also as one of the Old Three Hundred, he is listed in Spanish and Mexican records as "Santiago E.B. Austin". James and Stephen F. Austin are both brothers of Emily Margaret Brown Austin. James married Eliza Martha Westall March 20, 1828. He named his son James died in New Orleans of yellow fever.