The following people became new additions to the Marathon Maniac Family in November, 2021
| Marathon Maniacs Member Number | Double Agent Member Number | Member Since | Name | State |
| 15714 | 11/3/2021 | Peter Campion | BC | |
| 15738 | 11/22/2021 | Lacey McCall | CA | |
| 15737 | 11/22/2021 | Michael Shaw | CT | |
| 15724 | 11/10/2021 | Kaitlin Halloran | CT | |
| 15723 | 11/10/2021 | Kevin Paul | CT | |
| 15729 | 11/14/2021 | Carey Thomas | FL | |
| 15713 | 11/2/2021 | Becky White | FL | |
| 15712 | 11/2/2021 | Tom White | FL | |
| 15748 | 11/28/2021 | Aparna Pai | IL | |
| 15744 | 11/25/2021 | Marie-Isabelle Boucher | IL | |
| 15735 | 3684 | 11/22/2021 | Jesse Warner | IL |
| 15716 | 11/7/2021 | Jonathan Kortman | IN | |
| 15743 | 11/23/2021 | Elliot Brand | KS | |
| 15746 | 3686 | 11/26/2021 | Melissa Beals | MO |
| 15732 | 11/17/2021 | Morgan Andres | NC | |
| 15721 | 3679 | 11/9/2021 | Ashley Woods | NC |
| 15747 | 11/26/2021 | Thejaswi Gurumurthy | NJ | |
| 15745 | 11/25/2021 | Jeffrey Ramos | NJ | |
| 15720 | 11/9/2021 | Andre de Souza Neves | NJ | |
| 15717 | 11/8/2021 | Greg Kanyicska | NJ | |
| 15749 | 11/29/2021 | Christine Mes | null | |
| 15734 | 11/22/2021 | Yali Szulanski | NY | |
| 15733 | 11/18/2021 | Mia Chong | NY | |
| 15726 | 11/13/2021 | Danit Gartlan | NY | |
| 15718 | 11/8/2021 | Richard Kass | NY | |
| 15715 | 11/7/2021 | Jeffrey Vassallo | OH | |
| 15711 | 11/1/2021 | Andrew Zgrabik | OH | |
| 15739 | 3685 | 11/22/2021 | John Bousum | OK |
| 15728 | 3683 | 11/14/2021 | Brannon Hebert | OK |
| 15727 | 3682 | 11/14/2021 | Monica Hebert | OK |
| 15725 | 11/12/2021 | Wendi Ouellette | OR | |
| 15740 | 11/22/2021 | Molly Ginley | PA | |
| 15736 | 11/22/2021 | Michael Nez | PA | |
| 15731 | 11/16/2021 | Kelly Owings | SC | |
| 15741 | 11/23/2021 | Aaron Giddings | SD | |
| 15742 | 11/23/2021 | Bianca Phillips | TN | |
| 15730 | 11/14/2021 | William Pomykal | TX | |
| 15722 | 11/9/2021 | Ram Rajagopalan | TX | |
| 15719 | 11/8/2021 | David Anderson (#15719) | WA |
Photo credit https://www.marathonmaniacsdb.com/maniacs/asylum