|Mark with his mother|
|Birthdate||March 21, 1964|
South Korean (Former)
- As stated by Mark in his episode on Ear Biscuits, her parents were originally from North Korea, though they left for South Korea during the Korean War. Mark's mother left South Korea at the age of 21.
- Mark proclaimed her to be his biggest fan.
- She owns four dogs; Maggie, Bubble, Lucy and Bell.
|Fischbachs||Mark Fischbach | Tom | Mom | Dee | Chica | Buddi|
|Aaron Ash | Amy Nelson | Bob Muyskens | Cyndago (Daniel Kyre • Matt Watson • Ryan Magee) | Ethan Nestor | Kathryn Knutsen | Sean McLoughlin | Tyler Scheid | Wade Barnes|
|Recurring Collaborators||Brooke Lawson | CinnamonToastKen | Cryaotic | EatMyDiction1 | Fine Brothers | Game Grumps | Jesse Busemeyer | Jordan Maron | Latin Goddess | LixianTV | Matthias | PewDiePie | Rosanna Pansino | SeaNanners | TheRPGMinx | Zombiemold | Ohmwrecker|
|Others||Jessica Fossey | Caspie1405 | Coyotemation | Cranbersher | Crown Interactive | Darkiplier | DidYouKnowGaming? | Dlive | Edge | Hot Pepper Gaming | jacksfilms | JeffKyler14 | markiplierSINGSbadly | MatPat | Octobarian | Polaris | RadicalSoda | Random Encounters | shodleech | Sienna Spalding | SuperMega | Tiny Box Tim | Tobygames | Triggerhappy1337 | UberHaxorNova | Wilford Warfstache|