| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Signed | First | Reserves | Youth | Total | |||
| Martinez | E | Damian Emiliano Martínez Romero | 2015-16 | 2015-16 | 1 | ||
| Martinyadze | T R | Tendai Regis | 2013-15 | 2013-15 | 2013-15 | 2 | |
| Marwa | B | Bjorn | 2023- | 2023-25 | 2 | ||
| Mascia | V | Vincenzo | 1964-65 | 1 | |||
| Masefield | S P | Stewart | 1964-66 | 1965-66 | 1964-66 | 2 | |
| Maserfield | J D | James | 1938-39 | 1 | |||
| Maskell | 1932-33 | 1932-33 | 1 | ||||
| Mason | C | 1883-85 | 1883-85 | 2 | |||
| Mason | C | Charles ‘Charlie’ | 1892-93 | 1880-92 | 1880-90 | 13 | |
| Mason | F | Fred | 1925-27 | 1924-25 | 3 | ||
| Mason | F | Frank | 1935-36 | 1 | |||
| Mason | J | Jeremiah ‘Jerry’ | 1885-91 | 1885-90 | 1885-86 | 5 | |
| Mason | J | 1892-93 | 1892-93 | 1 | |||
| Mason | J | John | 1907-09 | 1907-09 | 1907-09 | 2 | |
| Mason | J | Joseph ‘Joe’ | 2015-18 | 2015-18 | 2016-17 | 3 | |
| Mason | J H | John | 1948-49 | 1 | |||
| Mason | J H | John | 1964-65 | 1 | |||
| Mason | P | Philip | 1949-54 | 1950-51 | 1949-54 | 5 | |
| Mason | R H | Robert Henry ‘Bobby’ | 1951-62 | 1955-62 | 1953-62 | 1954-57 | 10 |
| Mason | T W | Thomas William | 1900-01 | 1 | |||
| Mason | W | 1889-90 | 1889-90 | 1 | |||
| Mason | W | 1903-04 | 1903-04 | 1 | |||
| Mason | W | William | 1913-14 | 1 | |||
| Mason | 1977-78 | 1977-78 | 1 | ||||
| Mason | 1966-67 | 1966-67 | 1 | ||||
| Mass | R | Rob | 1994-95 | 1994-95 | 1 | ||
| Massey | J | Joseph | 1906-12 | 6 | |||
| Masson | W H | William | 1937-38 | 1 | |||
| Masters | N B | Neil Bradley | 1993-97 | 1993-96 | 1993-97 | 4 | |
| Matchwick | 1966-67 | 1966-67 | 1 | ||||
| Matherwick | 1966-67 | 1966-67 | 1 | ||||
| Matheson | L A | Luke Alexander | 2019-24 | 2020-23 | 2020-21 | 5 | |
| Matovic | J | Joao | 1994-95 | 1994-95 | 1 | ||
| Matthews | C | Clifford | 1922-23 | 1 | |||
| Matthews | G | George | 1948-49 | 1947-48 | 2 | ||
| Matthews | G R | Geoffrey | 1957-58 | 1 | |||
| Matthews | G T | Gary | 1972-78 | 1977-78 | 1972-75 | 6 | |
| Matthews | M | Michael ‘Mick’ | 1977-84 | 1980-84 | 1977-84 | 1978-79 | 8 |
| Matthews | T F | Thomas | 1921-22 | 1 | |||
| Matthews | V | Victor | 1938-39 | 1 | |||
| Matthews | V | Viv | 1938-39 | 1 | |||
| Matthews | W | Williams | 1922-23 | 1 | |||
| Matthias | J S | John Samuel ‘Jack’ | 1897-1901 | 1897-1901 | 1897-1901 | 4 | |
| Matthias | 1947-48 | 1947-48 | 1 | ||||
| Mattocks | L | Leonard | 1936-37 | 1 | |||
| Mattocks | 1969-70 | 1969-70 | 1 | ||||
| Matty | D R | David | 1947-48 | 1 | |||
| Mautone | S | Stefano ‘Steve’ | 1999-2000 | 1999-2000 | 1999-00 | 1 | |
| Mawene | Y | Youl | 2004-05 | 1 | |||
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