| MCUI IRISH TRIALS CHAMPIONS | |||||||
| 1931 | T Stewart | 1977-78 | B Crawford | Bultaco | |||
| 1932 | H McKee | 1978 ( 2 ) | T Callaghan | Montesa | |||
| 1933 | C W Duffin | 1979 | C Bell | Bultaco | |||
| 1934 | J C Millard | 1979-80 | C Bell | Bultaco | |||
| 1935 | R G Leask | 1980-81 | D Burton | Yamaha | |||
| 1936 | C H W Manders | 1981-82 | D Burton | Yamaha | |||
| 1937 | A H L Archer | 1982-83 | H Crawford | Montesa | |||
| 1938 | A H L Archer | 1983-84 | H Crawford | Montesa | |||
| 1939 | A H L Archer | 1984-85 | H Crawford | Montesa | |||
| 1940-46 | not held due to WW2 | 1985-86 | M Harris | Fantic | |||
| 1947 | A H L Archer | 1986-87 | M Harris | Yamaha | |||
| 1947-49 | abandoned due to | 1987-88 | M Harris | Yamaha | |||
| petrol rationing | 1988-89 | R Crawford | Yamaha | ||||
| 1949-50 | K Keegan | 1989-90 | P Hanlon | Yamaha | |||
| 1950-51 | A A Kirk | 1990-91 | M Harris | Yamaha | |||
| 1951-52 | A H L Archer | Norton | 1991-92 | I Callaghan | Yamaha | ||
| 1952-53 ( 1 ) | K Keegan | BSA | 1992-93 | I Callaghan | Yamaha | ||
| 1953-54 | W J Hutton | Francis Barnett | 1993-94 | M Harris | |||
| 1954-55 | S H Miller | James | 1994-95 | P McLoughlin | Yamaha | ||
| 1955-56 | S H Miller | James | 1995 ( 3 ) | A Perry | Beta | ||
| 1956-57 | S H Miller | Ariel | 1996 | A Perry | Montesa | ||
| 1957-58 | B Crawford | Ariel | 1997 | A Perry | Montesa | ||
| 1958-59 | B Crawford | Ariel | 1998 | A Perry | Bultaco | ||
| 1959-60 | B Crawford | Machless | 1999 | P McLoughlin | Gas Gas | ||
| 1960-61 | B Crawford | DOT | 2000 ( 4 ) | R Crawford | Beta | ||
| 1961-62 | B Crawford | BSA | 2000-01 | R Crawford | Beta | ||
| 1962-63 | B G Lamb | Ariel | 2001-02 | R Crawford | Beta | ||
| 1963-64 | B G Lamb | Ariel | 2002-03 | H N McQuaid | Sherco | ||
| 1964-65 | B G Lamb | DOT | 2003-04 | R Crawford | Beta | ||
| 1965-66 | B G Lamb | DOT | 2004-05 | A Perry | Gas Gas | ||
| 1966-67 | B Crawford | Bultaco | 2005-06 | M Burton | Gas Gas | ||
| 1967-68 | B Crawford | Bultaco | 2006-07 | M Burton | Gas Gas | ||
| 1968-69 | B Crawford | Bultaco | 2007-08 | M Burton | Gas Gas | ||
| 1969-70 | B Crawford | Bultaco | |||||
| 1970-71 | B Crawford | Bultaco | |||||
| 1971-72 | B Crawford | Bultaco | |||||
| 1972-73 | B Crawford | Bultaco | |||||
| 1973-74 | B Crawford | Bultaco | |||||
| 1974-75 | B Crawford | Bultaco | |||||
| 1975-76 | B Crawford | Bultaco | |||||
| 1976-77 | C Bell | Bultaco | |||||
| Notes | |||||||
| ( 1 ) | The Erne Trophy was presented to the MCUI in June 1952 by J A Carvill of Erne Motor and Cycle Company. This Trophy has been awarded to the Irish Champion from the 1952 - 53 season, the first winner being K Keegan. | ||||||
| ( 2 ) | A 5 round championship, known as the Mini-Series was held duting Oct-Nov 1978 to convert the season to the calendar year. This decision was reversed almost immediately and an 8 round championship was held from Jan-Mar 1979 to convert back to the winter season. | ||||||
| ( 3 ) | Mini series Sep-Dec 1995 to convert to calendar year | ||||||
| ( 4 ) | Mini series Jan-Apr 2000 reverting back to winter season | ||||||