It is given in honor of an actress who has delivered an outstanding performance in a guest starring role on a television drama series for the primetime network season.
It has undergone several name changes, originally honoring single leading and supporting appearances in drama and comedy series through 1978.
The award was re-introduced at the 38th Primetime Emmy Awards under the name Outstanding Guest Performer in a Drama Series, honoring actors and actresses in guest starring roles on television drama series.
Patricia Clarkson, Cherry Jones, Shirley Knight, Margo Martindale, Amanda Plummer, and Alfre Woodard have won the most awards in this category, with two each.
Meanwhile, Law & Order: Special Victims Unit holds the most awardees, with 5 winners coming from the show.