An estimated 30 million people descend from the Pilgrims. See Rhonda R. McClure's Finding Mayflower Families . The 1850 Federal Census of Dallas County, Alabama, shows Catherine Covington was living in the household of Leroy Covington. The census was taken on 14 October 1850, but her tombstone shows that she died on 28 September 1850. Read Myra Vanderpool Gormley's Understanding the Census Records.
Names are at the heart of genealogical research.
This can mislead a researcher, or even seriously impact on the success of those who do not take it into account. See the article by Gary Toms and James Pylant.