It would be helpful to have time frame for people you are searching as some families pass down names. The Crawfords did. Need to include name of your great grandmother.
The following is information (that without Knowing your dates)that best fits names you provided:
Nathan Anderson Crawford, DOB 10/20/1822, was the 7th son of Dr. Nathan and Mary (Marshall) Crawford. His DOD is 3/3/1908. He married Harriet Beall on Feb. 10, 1864.
Harriet's DOB is 5/23/1843, her DOD is 12/27/1913.
Nathan and Harriet's children were:
1.Nathan Crawford b. 12/12/1864, d. 9/20/1868.
2.Dr. William B. Crawford b. 8/22/1866; married Sue Tom Hogan 9/18/1912. Dr. Crawford d. 7/10/1927.(family notes say he died on Sunday at noon)
>>Wiliam's children were:
1. William Beall Crawford, Jr. b. 8/17/1913.
2. Harriett Emily Crawford b. 3/17/1915.
3. Rebecca Marshall Crawford b. 5/30/1916.
3. Thomas Remsen Crawford b. 2/29/1868 d. 1932 m. Winifred Williams in Dec. 1907. Famous journalist worked for AJC, Athens Banner, NYT and conducted the last print jounalist interview with Thomas Edison appearing in the Saturday Evening Post.
(other kids don't have time at the moment)
Dr. Nathan was the brother of one of my great-great's back to 1700s. His DOB is 12/23/1775. DOD is Oct. 1861. He married Mary Marshall in 1805. They had 9 children.
Charles, Levi, Mary Ann, Sarah Jane, Pamela, William, Nathan, Martha and Rebecca. Sarah Jane and Pamela were quite famous in Georgia.
The Crawfords of Columbia County, GA were a prominent and illustrous family. Many members figured prominently in the political and medical fields. Serving at the highest levels of national and state government. Some were college presidentsm, judges, etc. Dr. Nathan was reported to be the first physicians to perform surgery placing a metal plate in a patient's head. He also served in politics. One of the "Dr.Nathan's" (can't remember which one, served as one of the founders of Augusta Medical College.
Info is quick. Too much for email. Sorry don't have time for more details, I'm in the midst of finalizing a major research paper.