| Name | Birth date | Birth location | Spouse | Death date |
| Claribel Gertrude Pierson | Private | | | |
| Edward Pierson | Abt. 1608 | | | |
| Elizabeth Pierson | Abt. 1607 | | | |
| Helene Pierson | Abt. 1617 | | | |
| Jeffrey Pierson | Abt. 1604 | | | |
| John Pierson | | | Burns, Margaret | |
| John Pierson | Abt. 1603 | | | |
| Jonas Pierson | Abt. 1769 | of, Union, South Carolina | Clark, Hester | |
| Lawrence Pierson | May 1607 | Wilmslow England | Janney, Elizabeth | February 1673/74 |
| Thomas Pierson | Abt. 1609 | | | Bef. 1613 |
| Thomas Pierson | Abt. 1613 | | | |
| Aert Pieterson | WFT Est. 1621-1644 | | Tack, Annetjen Arien | WFT Est. 1666-1732 |
| Jack B Piggitt | | | Patridge, Helen Katherine | |
| Melissa Ann Pike | 28 February 1984 | Fremont, Alameda, California | | |
| Nathaniel Richard Pike | 18 July 1981 | Acrata, Humbolt, California | | |
| Richard Pike | 06 August 1960 | Sacramento, Sacramento, California | Mills, Daralena Rose | |
| Gladys Leone Pilmore | 28 September 1901 | Clinton, Michigan | Rhynard, Cecil John | 23 September 1950 |
| James Pinnell | Private | | Lanpher, Elizabeth Mae | |
| Betty Sue Pitman | Private | | Harold, Charles, Jr. Shelden | |
| Walter Pittille | | | Elliott, Lula | |
| Arthur Thomas Plant | 18 June 1877 | Bloomington, Illinois | Campbell, Maude | 24 May 1932 |
| Arthur Thomas Plant | 19 September 1942 | Chicago, Cook, Illinois | Vittori, Sheila | |
| Dennis Deane Plant | 19 April 1972 | Tarrytown, New York | | |
| Donald Campbell Plant | 24 August 1903 | Grant Park, Kankakee, Illinois | | 24 November 1942 |
| Mary Campbell Plant | 03 March 1939 | Chicago, Cook, Illinois | Goodwin, David George | |
| Michael Thomas Plant | 09 March 1969 | Forest Park, Illinois | | |
| Willard Dean Plant | 27 August 1907 | Grant Park, Kankakee, Illinois | Kuhns, Mary Elizabeth | |
| Dwayne Plaster | Private | | Edwards, Amy Marie | |
| Steven Lee Plaster | Private | | | |
| Mary Platt | | | Campbell, James | |
| Jesse Platts | | | Martindale, Rachel | |
| Brent Allen Plumley | 02 August 1970 | Wichita Falls, Texas | Rice, Soli Ann | |
| Susannah Plummer | Abt. 1675 | | Swanson, Francis | Abt. 1720 |
| Thomas Plummer | 1640 | | Stockett, Elizabeth | |
| Rhoda Plymale | | | Martindale, John Alexander | |
| Elizabeth Pohlson | | | Beeson, Benjamin | |
| Eric Fitzpatrick Polhamus | 30 March 1972 | | | |
| Larry Gene Polhamus | 10 September 1950 | | Kress, Marcia Lynn | |
| Robin Lee Polhamus | 11 October 1976 | | | |
| Gloria Alice Pollard | 07 August 1925 | Benton Thp, Pike, Ohio | Mills, Harold Dean | |
| Shirley Pollard | | | Young, Daniel Edward | |
| Polly | | | Campbell, Isaac | |
| Hannah Pope | Abt. 1639 | Plymouth, Massachusetts | Bartlett, Joseph | 12 March 1709/10 |
| Karl Gene Pope | Private | | Edwards, Amy Marie | |
| James Porter, II Davis | Private | | Jay, Lily Loretta Dell | |
| James Porter, III Davis | Private | | Levine, Deborah Ann | |
| James Porter, IV Davis | Private | | | |
| Maurine Porter | | | Maddox, Ray Gordon | |
| Robert D Postle | | | Campbell, Helen | |
| Unknown Potter | | | Evans, Susan | |