b. 14 August 1861, d. 12 February 1934
| Birth | 14 August 1861 | Peter Dolan was born on 14 August 1861 in St. Louis City, Missouri. |
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Birth (Possible) | August 1862 | According to at least one source, his birthdate was August 1862 birthplace was Missouri. |
| Cen-Head
(Enumerated with) | 5 July 1870 | The 1870 US Census listed Peter Dolan in addition to Mary McDaniels, Eugene Dolan and Mary Dolan in the household of Christopher Dolan, in Subdivision 19, 11th Ward St. Louis, St. Louis County, Missouri. |
| Cen-Enum | 5 July 1870 | Peter Dolan was enumerated as Peter Dolan. 7 years old. Born in Missouri. Father and mother are of foreign birth. He attended school within the year. |
| Cen-Head
(Enumerated with) | 7 June 1880 | The 1880 US Census listed Peter Dolan in addition to Mary McDaniels, Eugene Dolan, Mary Dolan, George Dolan and Lillie Dolan in the household of Christopher Dolan, in St. Louis City, Missouri. |
| Cen-Enum | 7 June 1880 | Peter Dolan was enumerated as Peter Dolan. Lives at 811 Mallinakradt Street. White male, age 15. Son of head of household. Works in a glasshouse. Born in Missouri. His father was born in Ireland, his mother in Missouri. |
| Cen-Head
(Enumerated with) | 15 November 1880 | The 1880 US Census listed Peter Dolan in addition to Mary McDaniels, Eugene Dolan, Mary Dolan, George Dolan and Lillie Dolan in the household of Christopher Dolan, in St. Louis City, Missouri. |
| Cen-Enum | 15 November 1880 | Peter Dolan was enumerated as Peter Dolan. Lives at 811 Malinkrodt. Single, white male, age 18. Son of head of household. Works in a glasshouse. Born in Missouri. Mother and father were born in Ireland. |
| Marriage | about 1883 | He and Catherine Ryan, daughter of Patrick Ryan and Mary Farrel, were married about 1883. |
| Cen-Head | 4 June 1900 | Peter Dolan is head of household in the 1900 US Census of St. Louis City, Missouri as Peter J. Dolan. Lives at 3102 N. 11th St. Married, white male. Born August 1862, 37 years old. Married 17 years. Born in Missouri. His father was born in Ireland, mother in Missouri. He is a glassblower, unemployed 0 months. He can read, write and speak English. He rents his home, it is a house. Enumerated with Peter Dolan was Catherine Ryan, George J. Dolan, Christopher Dolan, Alice Mary Dolan and Katherine Dolan. |
| Cen-Head | 16 April 1910 | Peter Dolan is head of household in the 1910 US Census of St. Louis City, Missouri as Peter J. Dolan. Lives at 1209 Madison Street. Married white male, age 48. Married 27 years. He was born in Missouri. His Father was born in Ireland. His mother was born in Missouri. He can speak English. He is a laborer at odd jobs. He was not out of work on April 15, 1910. He was unemployed 30 weeks in 1909. He can read and write. He rents his home, it is a house. Enumerated with Peter Dolan was Catherine Ryan, Alice Mary Dolan, Katherine Dolan, Loretta Dolan, Peter Dolan and Mary C. Dolan. |
| Death | 12 February 1934 | Peter Dolan died on 12 February 1934 in St. Louis City, Missouri, at age 72. Cause of death: carcinoma of the prostate.  |
| Obit | 13 February 1934 | Peter Dolan's obituary appeared in the St. Louis Post Dispatch on 13 February 1934 in St. Louis City, Missouri.  |
| Burial | February 1934 | He was buried in February 1934 in Calvary Cemetery, St. Louis, Missouri; Section 23, Lot #277.  |