Rebecca was born after August 1740. She is presumably the unborn child mentioned in her father's will, based on the 1744 bond posted by William Parrish stating he would pay the orphans of Thomas Price (Benjamin, Samuel, Thomas, and Rebecca) their share of their father's estate. The three boys are mentioned by name is his will.
Sources
Baltimore Families pg 520 Robert Barnes -- Ancestry.com Image
"Colonial Families of the USA, 1607-1775", database with images, USA: Ancestry.com, 2016. This collection was indexed by Ancestry World Archives Project contributors. Original data: Mackenzie, George Norbury, and Nelson Osgood Rhoades, editors. Colonial Families of the United States of America: in Which is Given the History, Genealogy and Armorial Bearings of Colonial Families Who Settled in the American Colonies From the Time of the Settlement of Jamestown, 13th May, 1607, to the Battle of Lexington, 19th April, 1775. 7 volumes. 1912. Reprinted, Baltimore: Genealogical Publishing Co., Inc., 1966, 1995. Volume III: Price Family, Page 416.
Is Rebecca your ancestor? Please don't go away! Login to collaborate or comment, or ask our community of genealogists a question.
Sponsored Search by Ancestry.com
DNA Connections
It may be possible to confirm family relationships with Rebecca by comparing test results with other carriers of her ancestors' mitochondrial DNA.
However, there are no known mtDNA test-takers in her direct maternal line.
It is likely that these autosomal DNA test-takers will share some percentage of DNA with Rebecca: