|Franchise||Back to the Future|
|Vehicles and/or Gadgets||None|
|Occupation||Daughter of Marty McFly and Jennifer Parker|
|Residence||Hill Valley (2015)|
Marlene is Marty McFly and Jennifer Parker (later McFly)'s daughter in Hill Valley (2015), the older sister of Marty McFly, Jr. and granddaughter of both George McFly and Lorraine Baines. She bears a resemblance to her father. Jennifer's 1985 self sees him when she is accidentally mistaken for her future 2015 self and taken to her house.
- She is voiced by Michael J. Fox, who played her in the movie "Back To The Future Part II".