J. M. Routon
Enlisted on 5/1/1862 as a Private.
On 5/1/1862 he mustered into "K" Co. AL 37th Infantry

Sources used by Historical Data Systems, Inc.:
- Index to Compiled Confederate Military Service Record

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John M. Routon/Rowden/Rowdon, Private, Company K, 37th Alabama Infantry, captured at Vicksburg, Miss. July 4, 1863, paroled July 10, discharged October 15, 1863, no other records

Compiled Service Records of Confederate Soldiers Who Served in Organizations from the State of Alabama

Note, in 1862, he would have had to enlist for a period of three years or the duration of the war. His discharge in October, 1863 would therefore have to have been for some medical reason, disability, missing a limb, etc.