Katherine Anne Porter to American frontiersman Daniel Boone and the writer O. Henry (whose real name was William Sydney Porter), her father's second cousin. In 1892, when Porter was two years old, her mother died two months after giving birth to her last child. Porter's father took his four surviving children (an older brother had died in infancy) to live with his mother, Catherine Ann Porter, in Kyle, Texas. The depth of her grandmother's influence can be inferred from Porter's later adoption of her name. Her grandmother died while taking eleven-year-old Callie to visit relatives in Marfa, Texas. After her grandmother's death, the
Whitworth Porter Annie Shirley da Costa, by whom he had two children: Catherine, who married Captain Crosse; and Reginald da Costa, a lieutenant in the Royal Engineers who died in accident in 1882. Porter erected a reredos at St. Michael's Church, York Town, to the memory of Reginald. Attribution Whitworth Porter Whitworth Porter (1827–1892) was an English Major General of the Royal Engineers, known also as a historical writer. The second son of Henry Porter, of Winslade House, South Devon, he was born at Winslade, near Exeter, on 25 September 1827; his mother was Rose Aylmer, youngest daughter of Sir Henry Russell,