Carroll County, Iowa. Carroll County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 20,816. Its county seat is Carroll. The county is named in honor of Charles Carroll of Carrollton, signer of the Declaration of Independence.
Family tree showing the relationship of each person to the orange person, including cousins and gene share. A family tree, or pedigree chart, is a chart representing family relationships in a conventional tree structure. The more detailed family trees used in medicine and social work are known as genograms. 1 Family history representations.
genealogy geÂ·neÂ·alÂ·oÂ·gy (jÄ'nÄ-Ål'É-jÄ, -Äl'-, jÄn'Ä-) n. A record or table of the descent of a person, family, or group from an ancestor or ancestors; a family tree. The study or investigation of ancestry and family histories.