John H Dunnavant and Mary A Langenegger were married on January 17, 1986 in Collin County, Texas.
At the time of their marriage, John was 44 and Mary was 37. This marriage was recorded with State File Number 001375.
If still married, John and Mary would be celebrating 40 years of marriage in 2026.
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To obtain a certified copy of the marriage certificate, contact the Collin County Clerk's Office or the Texas DSHS Vital Statistics office.