| First Name | Last Name | Name at Spannocchia | City | State / Province | Country | Program Date(s) |
|---|---|---|---|---|---|---|
| Lindsay | MacNail | Bremerton | WA | United States | 2004 Winter | |
| Sarah | MacPhail | Sarah Haggarty | Santa Rosa | CA | United States | 1994, 1995 summer & fall |
| Shannon | Mai | Tampa | FL | United States | 2023 Spring | |
| Helen | Margolis | Bellevue | WA | United States | 2024 Spring | |
| Scout | Marshall | Kansas City | MO | United States | 2014 Summer | |
| Allea | Martin | Portland | OR | United States | 2010 Fall | |
| Olivia | Massfeller | Scotch Lake | NB | Canada | 2022 Summer | |
| Ben | Mattingly | New Haven | CT | United States | 2007 Fall | |
| Liam | McAvoy | Giuseppe | Bozeman | MT | United States | 2017 Fall |
| Blake | McCartney | Portland | ME | United States | 2016 Summer | |
| Erica | McCoy | Port Angeles | WA | United States | 2015 Summer | |
| Joseph | McCullough | Hamilton | Ontario | Canada | 2013 | |
| Jason | McLoughlin | Dublin | Dublin | Ireland | 2022 Summer | |
| Lucia | Merrill | Lucy Merrill | Sebastopol | CA | United States | 2025 Summer |
| Emma | Meyhofer | Pittsburgh | PA | United States | 2024 Summer | |
| Hallie | Miles | Saint Louis | MO | United States | 2022 Fall | |
| Elizabeth | Miller | Elizabeth Moniz | Boston | MA | United States | 2007 Summer |
| Lena | Miller | Longmont | CO | United States | 2015 Fall | |
| Olivia | Miller | Sausalito | CA | United States | 2016 Fall | |
| Alexandra | Mitrovich | Philadelphia | PA | United States | 2025 Spring | |
| Ryan | Morra | Hinesburg | VT | United States | 2011 Spring | |
| Logan | Morrow | Madison | WI | United States | 2014 Summer | |
| Katie | Moss | Eugene | OR | United States | 2023 Fall | |
| Ryan | Muglia | Lyons | CO | United States | 2017 Winter | |
| Taylor | Muglia | Taylor Sanders | Lyons | CO | United States | 2017-18 Winter |
| First Name | Last Name | Name at Spannocchia | City | State / Province | Country | Program Date(s) |
