| 2006 | Solomon Gallery, Dublin | |
| 2004 | Recent Paintings 2002-2003, John Martin of London | |
| 2002 | Solomon Gallery, Dublin | |
| 2001 | Paintings 2001, John Martin of London | |
| 1999 | John Martin of London | |
| Solomon Gallery, Dublin | ||
| 1997 | Solomon Gallery, Dublin | |
| 1996 | John Martin of London | |
| 1995 | James Gallery, Dalkey, Co Dublin | |
| 1994 | Fosse Gallery, Cheltenham | |
| 1993 | Yeats Gallery, Sligo | |
| 1992 | Fosse Gallery, Cheltenham | |
| 1991 | Trinity Gallery, London | |
| 1990 | Carroll Gallery, Longford | |
| 1989 | Carroll Gallery, Longford | |
| 1988 | Hendricks Gallery, Dublin | |
| Grant Fine Art, Newcastle, Co Down | ||
| 1987 | Hendricks Gallery, Dublin | |
| 1986 | Grant Fine Art, Newcastle, Co Down | |
| Carroll Gallery, Longford | ||
| 1984 | Lincoln Gallery, Dublin | |
| 1983 | Lincoln Gallery, Dublin | |
| 1981 | Image Gallery, Dublin | |
| 1979 | Image Gallery, Dublin | |
| 1977 | Emmet Gallery, Dublin | |
| 1975 | Emmet Gallery, Dublin |
Peter Collis has built up a deep understanding of the structure and poetry of the Irish landscape, in particular of the countryside outside Dublin where he has lived and worked for the last thirty-five years. He has had numerous exhibitions in Ireland, England and the United States and his work is included in public and private collections both in Ireland and overseas
Peter was elected a full member of the Royal Hibernian Academy in 1994
