Birth* | circa 1844 | He was born circa 1844 at TennesseeG.2 |
| 8 October 1850 | As of 8 October 1850, William L Barry was living with Richard Henry Barry and Elizabeth J Haynes at at Davidson Co., TennesseeG, age 6, b. TN.3 |
| 30 July 1860 | He appeared on the census of 30 July 1860 in the household of Richard Henry Barry and Elizabeth J Haynes at 10th Civil Dist., Davidson Co., TennesseeG, age 16, b. TN.4 |
Marriage* | circa 1868 | He married Elizabeth _____ circa 1868.5 |
| 20 June 1870 | He appeared on the census of 20 June 1870 in the household of Richard Henry Barry and Elizabeth J Haynes at 10th Ward, Nashville, Davidson Co., TennesseeG, age 25, b. TN, physician.6 |