Harriette Gillem Robinet was born and raised in Washington, D.C. She spent her childhood summers in Arlington, Virginia, where her grandfather had been a slave under General Robert E. Lee. She graduated from the College of New Rochelle, New York, and from graduate studies at Catholic University in Washington, D.C. She is a member of the National Writers Union. She has written numerous award-winning books for children.
She and her husband live in Oak Park, Illinois, and have six children and four grandchildren.