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Marcus Adam Larson is a thirteen year old kid in Young Sheldon. he plays baseball and was also a love interest of Missy Cooper.

Missy finds out Marcus likes someone else and is also annoyed by the fact that she doesn't even know much about baseball. At school during lunch time, while Marcus is talking to a girl, he gets hit in the head by an apple thrown by Missy. (Hobbitses, Physicses and a Ball with Zip)

Marcus is seen hanging out with his friends at the mall and is later confronted by Missy, he gets weirded out when he sees Georgie yell at them saying "Hey! No touching!, that's right you heard me!". (A Boyfriend's Ex-Wife and a Good Luck Head Rub).

Sometime during school, he wrote a note to Missy asking if she can be his girlfriend. Later, he pitched against Missy, he loses. Later while doing good game's, Marcus holds Missy's hand, Missy gets ecstatic and runs to her Meemaw's house. (A House for Sale and Serious Woman Stuff)

He was on the baseball team, so she joins the team as well. They start dating and share a kiss, while watching "The Beauty and the Beast". (A Virus, Heartbreak and a World of Possibilities).

They break-up in "The Wild and Woolly World of Nonlinear Dynamics", when Missy spots him holding hands with a seventh grade girl named Nicole. This leads Missy to start melting down.


v · e · d
Young Sheldon Characters
Main Characters Main Sheldon Cooper  ‧  Mary Cooper  ‧  George Cooper Sr.  ‧  George Cooper Jr.  ‧  Missy Cooper  ‧  Meemaw  ‧  Jeff Difford  ‧  Billy Sparks  ‧  Amanda McAllister
Recurring and Minor Characters John Sturgis  ‧ Tam Nguyen  ‧  Paige Swanson  ‧  Veronica Duncan  ‧  Brenda Sparks  ‧  Herschel Sparks  ‧  Victoria McElroy  ‧  Evelyn Ingram  ‧  Wayne Wilkins  ‧  Hubert Givens  ‧  Sheryl Hutchins  ‧  Gene Lundy  ‧  Tom Petersen  ‧  Le Nguyen  ‧  Trang Nguyen  ‧  Mai Nguyen  ‧  Kim-Ly Nguyen   ‧  Barry Swanson  ‧  Linda Swanson  ‧  Erica Swanson  ‧  Dale Ballard  ‧  Selena  ‧  Robin Difford  ‧  Jana  ‧  Marcus Larson  ‧  June  ‧  Grant Linkletter  ‧ Linda Hagemeyer  ‧ Pat  ‧ Professor Boucher  ‧ Jim McAllister  ‧ Audrey McAllister  ‧ Amber