Past Masters of Lodge Firth of Clyde (Gourock) No. 626
| Robert McWhirter | 1878 - 1880 | James H Gordon | 1944 - 1946 | |
|
George Haldane |
1880 - 1882 | William Ritchie | 1946 - 1948 | |
| Robert McWhirter | 1882 - 1884 | David Bogle | 1948 - 1950 | |
| James Fletcher | 1885 | John B Henderson | 1950 - 1951 | |
| James Erskine | 1885 - 1887 | Robert Paterson | 1951 - 1953 | |
| John Craig | 1887 - 1890 | John H Watt | 1953 - 1954 | |
| Robert Binnie J.P. | 1890 - 1892 | James Leitch | 1954 - 1956 | |
| Alexander McPherson | 1892 - 1894 | William G Brown | 1956 - 1957 | |
| Capt. Robert Duncan | 1894 - 1897 | Robert McKinnon | 1957 - 1959 | |
| John Dixon | 1897 - 1901 | Reginald G Ward | 1959 - 1961 | |
| Charles E Stewart | 1901 - 1904 | Archibald Glass | 1961 - 1963 | |
| Capt. Duncan McPherson J.P. | 1904 - 1907 | Robert Harvey | 1963 - 1965 | |
| Robert Campbell | 1907 - 1909 | David K Steel | 1965 - 1967 | |
| John M Adam | 1909 - 1912 | William C Munro | 1967 - 1969 | |
| James Mathie | 1912 - 1914 | James Melville | 1969 - 1971 | |
| Harry White | 1914 - 1918 | Robert Hammond | 1971 - 1973 | |
| Robert C Cousins | 1918 - 1920 | Cornelius Coward | 1973 - 1975 | |
| Matthew McGlinchey | 1920 - 1921 | Robert Cameron | 1975 - 1977 | |
| William Callender | 1921 - 1922 | David Munro | 1977 - 1979 | |
| William L Adam | 1922 - 1923 | Murdo Munro | 1979 - 1981 | |
| David O'Reilly | 1923 - 1924 | Rudolf L Stetz | 1981 - 1983 | |
| William Gilmour | 1924 - 1925 | Raymond D Bruce | 1983 - 1985 | |
| Fred Campbell | 1925 - 1927 | Stewart McClure | 1985 - 1987 | |
| Arthur T Russell | 1927 - 1928 | Robert M Wilson | 1987 - 1989 | |
| Alexander Anderson | 1928 - 1929 | James P Livingstone | 1989 - 1991 | |
| Alex Robertson | 1929 - 1931 | John D Turpie | 1991 - 1993 | |
| George Coltart | 1931 - 1933 | David J K Steel | 1993 - 1995 | |
| Daniel McLean | 1933 - 1934 | James C Turpie | 1995 - 1997 | |
| Robert Tweedie | 1934 - 1936 | Ivor G W Gibson | 1997 - 1998 | |
| Hugh Talman | 1936 - 1937 | George Banks | 1998 - 2000 | |
| Arthur Worthington | 1937 - 1938 | Brian G Hopkins | 2000 - 2002 | |
| William M W Campbell | 1938 - 1939 | James G Porter | 2002 - 2004 | |
| James C Wilson | 1939 - 1942 | Kenneth M McCrae | 2004 - 2006 | |
| William J Baggott | 1942 - 1944 | Robert McIntyre Jnr | 2006 - 2008 | |
| Norman A Henderson | 2008 - 2009 |