SUBMIT YOUR DECATUR COUNTY FAMILY NAMES O P
Send an email to momdit@aol.com and just type Surname
Decatur County into the subject line and the surnames and your name, plus a town or township specific to the surname you wish to post in the message area.
| SURNAME | CITY | Contact Person |
| O'BRYAN | Pauline Stubbs | |
| O'GRADY | Grand River | Betty Scheetz |
| OLSON | Decatur City | Shirley Bolterbaker |
| ONEY | Eden Twp. | Frank Durham |
| OREY | Decatur | Rick Albright |
| ORFIELD | Pat Hailey | |
| OSBORN | . | Neva Hite |
| OSBORN | C J Guldner | |
| OSBORNE | . | Carla Rae |
| OSBORN/OSBORNE | Wayne Gibson | |
| OVERHOLTZER | Grand River | Karen Kline |
| OVERTON | . | Janice Tilman |
| OWENS | . | Carmelita Abrams |
| OWNBY | Decatur City | Barbara |
| PAGE | . | Yvonne Williams |
| PALMER | . | Elwin Johnson |
| PALMER | . | Larry McElwee |
| PALMER/PARMER | Nancy Murphy | |
| PARKHURST | C J Guldner | |
| PATTERSON | Davis City | Lauri |
| PATTON | . | Shirley Trainer |
| PATTON | . | Carol |
| PEARSON | Lamoni | Hether Pillman |
| PENCE | Garden Grove | Helen J. |
| PENNIWELL | Dennis K. Bethards | |
| PERDEW | Nancy Neal | |
| PERDUE | . | Shirley G. |
| PERDUE | . | Carol |
| PERKS | Decatur | Carla Rae |
| PERKS | . | Carol |
| PETERS | Hamilton Twp. | Ann Jones |
| PETERSON | Wanda Myers | |
| PETERSON | Decatur City | Shirley Bolter-Baker |
| PETTICORD | . | B. J. Whitsitt |
| PETTY | . | Linda Willuweit-Joy |
| PETTY | . | Carol |
| PHILPPS | Decatur City | Shirley Bolter-Baker |
| PHIPPS | . | Phipps |
| PHIPPS | Decatur | Jackie Phipps |
| PIBURN | . | Val Thompson |
| PICKENS | Davis City | Frank Moden |
| PICKERING | Decatur City | Pam Shelton-Anderson |
| PIERCY | . | Pam Askin |
| PIERCY | Leon | Jennie Hanke |
| POLLOCK | Karyl Bonnett | |
| POTTER | . | Janice Lira |
| POWERS | Fayette | Carla Rae |
| PRESCOTT | Ruth Cornett | |
| PRESTON | . | Yvonne Williams |
| PRETTYMAN | Grand River and Decatur City | Stacey Dietiker |
| PRICE | . | Nancee(McMurtrey)Seifert |
| PRICE | Van Wert, Leon | Sherry Balow |
| PRYOR | Garden Grove | Dorothy S. Jones |
| PUCKETT | Stephen Puckett | |
| PUTTOFF | Wanda Myers | |
| PYLE | Lamoni & Pleasanton | Jean Hackman |