Irvin McDowell born Columbus, OH 10/15/18; son of Abram (one-time mayor of Columbus) and Eliza Seldon Lord McDowell; and brother of John A. McDowell, colonel of 6th Iowa Infantry and brigade commander under W. T. Sherman at Shiloh, and Malcolm McDowell, who served on Irvin’s staff; married Helen Burden of Troy, NY 11/13/44; four children: Irvin, Helen, Elsie, and Henry Burden; early education in France (College de Troyes); West Point class of 1838 (23 of 45); Bvt 2nd Lt 1st Arty 7/1/38; 2nd Lt 7/7/38; instructor of tactics at USMA 1841-1845; 1st Lt 10/7/42; ADC to Gen. J. E. Wool in Mexican War; received a brevet to captain Ass’t Adj. Gen, for gallantry at Buena Vista 5/13/47; Bvt Maj Ass’t Adj. Gen. 5/31/56; appointed BGUSA 5/14/61 (n 7/16/61, c 8/3/61); Dept. of NE VA, 5/27/61 to 8/17/61; commanded forces now known as Army of NE VA, 7/8/61 to 8/15/61; McDowell’s Div. Army of the Potomac (AotP) 10/3/61 to 3/13/62; First Corps AotP 3/13/62 to 4/4/62; MGUSV eff. 3/14/62 (n 3/3/62, c 3/14/62); Dept. of Rappahannock, 4/4/62 to 6/26/62; wounded 6/18/62 when his horse fell on him; Third Corps, Army of VA, 6/26/62 to 9/5/62; Dept. of the Pacific, 5/21/64 to 6/27/65; Bvt MGUSA 3/13/65 (n 4/10/66, c 5/4/66) for the Battle of Cedar Mountain; Dept. of CA, 6/27/65 to 3/31/68; mustered out of volunteers (MOV) 9/1/66; Fourth Military District, 6/4/68 to 7/4/68; Dept. of the West, 7/16/68 to 12/16/72; MGUSA 11/25/72; Depts of East and South 12/16/72 to 76; Division of the Pacific 1876 to retirement 10/15/82; became San Francisco Park Commissioner; died 5/4/85, San Francisco, CA; buried San Francisco National Cemetery (Presidio), San Franciso, CA; marker reads “Irwin McDowell, Maj Gen US Army May 4, 1885”.
Sources: Boyd, The Irvines and their Kin, pp. 152, 171; Eicher & Eicher, Civil War High Commands, pp 377-378, 704, 708, 716; Heitman, Historical Register and Dictionary of the U. S. Army, Vol. I p 664; Simpson, ed, Sherman’s Civil War, p341; Sifakis, Who was Who in the American Civil War, pp 414-415; Warner, Generals in Blue, pp 297-299; http://genforum.genealogy.com/cgi-bin/pageload.cgi?irvin::mcdowell::2682.html
Photos a, b, c, d – www.generalsandbrevets.com; e – www.findagrave.com