| Mandat | Nom | Lieu |
|---|---|---|
| 1933 – 1934 | W.W. Alward | Saint John |
| 1935 | G.W. Wilson | Saint John |
| 1936 – 1937 | H.S. Brenan | Saint John |
| 1938 | J.K. Gillies | Saint John |
| 1939 – 1940 | J. Leonard Heans | Saint John |
| 1941 – 1942 | H. Claire Mott | Saint John |
| 1943 – 1944 | G.W. Wilson | Saint John |
| 1945 – 1946 | J.K. Gillies | Saint John |
| 1947 – 1948 | W.W. Alward | Saint John |
| 1949 – 1950 | H.S. Brenan | Saint John |
| 1951 – 1952 | D.W. Jonsson | Fredericton |
| 1953 – 1954 | S.W. Emmerson | Saint John |
| 1955 – 1956 | Neil M. Stewart | Fredericton |
| 1957 – 1958 | Rolf Duschenes | Saint John |
| 1959 – 1960 | W.W. Alward | Saint John |
| 1961 – 1962 | Neil M. Stewart | Saint John |
| 1963 | W.W. Alward | Saint John |
| 1963 | Gerald J. Gaudet | Moncton |
| 1964 | Gerald J. Gaudet | Moncton |
| 1965 – 1966 | Alfred Chatwin | Saint John |
| 1967 – 1968 | H.P.J. Roy | Moncton |
| 1969 – 1971 | John R.W. Disher | Saint John |
| 1972 | John K. Large | Saint John |
| 1973 – 1974 | James H. Collyer | Fredericton |
| 1975 – 1977 | Lawrence P. Cheslock | Saint John |
| 1978 – 1979 | George W. Peck | Deer Island |
| 1980 – 1981 | C. Conrad Blanchette | Moncton |
| 1982 – 1983 | Douglas G. Steen | Saint John |
| 1984 – 1985 | Robert L. Boyce | Saint John |
| 1986 – 1987 | Peter C. Fellows | Fredericton |
| 1988 – 1989 | William E. Knorr | Saint John |
| 1990 – 1991 | Urbain Savoie | Bathurst |
| 1992 – 1993 | Edmond D. Koch | Moncton |
| 1994 – 1995 | K. Gregory Murdock | Saint John |
| 1995 – 1997 | Dianne VanDommelen | Moncton |
| 1997 – 1999 | Gregory A. Robinson | Fredericton |
| 1999 – 2001 | Michael R. Richard | Saint John |
| 2001 – 2003 | Arthur J. Arseneau | Sackville |
| 2003 – 2005 | Edward T. Goguen | Fredericton |
| 2005 – 2008 | Gaye Kapkin | Saint John |
| 2008 – 2011 | Malcolm R. Boyd | Saint John |
| 2011 – 2013 | Christian Hébert | Moncton |
| 2013 – 2015 | Denis Nadeau | Edmundston |
| 2015 – 2017 | Darroch M. White | Fredericton |
| 2017 – 2019 | Donald C. Sterritt | Saint John |
| 2019 – 2022 | Sylvain Lagacé | Bathurst |
| 2022 – 2024 | J. Robertson Bateman | Moncton |
| 2024 – aujourd'hui | Valerie C. Sensinger | Fredericton |