|Full Name||Mary Simpson|
|First Episode||The County Nurse|
|Last Episode||Three's a Crowd|
|Romances|| Andy Taylor|
|Portrayed by|| Julie Adams|
Mary Simpson is a Mayberry county nurse who appears in two episodes of The Andy Griffith Show. In her first appearance, she is played by actress Julie Adams, as she and Sheriff Andy Taylor try to talk Rafe Hollister into taking his tetanus shot. Sue Ane Langdon plays Nurse Mary in her second appearance, as she and Andy try to go on a date without the interference of Barney Fife.