2019 Squeegee Paintings, (solo) Kevin Kavanagh Gallery, Dublin
Water Mountain - Made in Hong Kong, (solo) AVA HKBU, Hong Kong.
Disruptors, Highlanes Gallery, Drogheda with Robert Armstrong, John Byrne, Felicity Clear, Jingze Du, Hannah Fitz, Marie Farrington, Kevin Gaffney, Cliona Harmey and Gary Reilly. Curated by Joe Hanly.
Legacy, Boyle Arts Festival, Boyle.
Vision X, curated by Diana Copperwhite, RHA Gallery, Dublin Participating artists Norbert Schwontowski, Joyce Pensato, Thomas Nozkowski.Chantal Joffe, Danny Rolfe, Aileen Murphy, Brian Harte, Marcus Cope, Glenn Fitzgerald, Anna Bjerger, Kristina Huxley, Eleanor McCaughey
Robert Armstrong and Joe Hanly, The Print Studio Posters, Temple Bar Gallery & Studios Atrium.
2018 Island Life, Kevin Kavanagh Gallery, Dublin and Custom House Gallery Westport. Featuring work by Sonia Shiel, Kathy Tynan, Marcel Vidal, Mark Swords, Salvatore of Lucan, Joe Scullion, Robert Armstrong, Julia Dubsky, Lesley-Ann O'Connell, Pat Byrne, Stephen Loughman, Cecilia Danell, William O'Neill, and Stephanie Deady.
2017 Soul Beating, curated by James Merrigan, Gorey School of Art. Robert Armstrong, Susan Connolly, Diana Copperwhite, Colin Crotty, Brian O'Doherty, Damien Flood, Paul Hallahan, Mark Joyce, Mark O'Kelly, Ciarán Murphy, Sheila Rennick, Emma Roche, Mark Swords, Kathy Tynan.
2016 Slips and Glimpses, Robert Armstrong and Anna Bjerger, Kevin Kavanagh Gallery.
2015 VOLTA New York, Solo Presentation with Kevin Kavanagh Gallery.
2014 Assumptions, (solo) Kevin Kavanagh Gallery, Dublin.
VOLTA Basel, with Kevin Kavanagh Gallery.
2011 New Connections, Rua Red, Dublin.
The Horse Show, Kinsale Arts Festival, curated by Patrick Murphy and Gemma Tipton.
2010 Building Sites, with Tadhg McSweeney and Mark Swords, Kevin Kavanagh Gallery, Dublin.
2009 Blimp on the Horizon, (solo) Kevin Kavanagh Gallery, Dublin.
Look Again: Recent Art from Ireland selected by Aidan Dunne, Purdy Hicks, London.
Above The Fold, Kevin Kavanagh Gallery, Dublin.
2008 Timbuktu, Pallas Contemporary projects, Dublin.
2007 Afterimages, (solo) Kevin Kavanagh Gallery, Dublin
Mini Solo, Fenton Gallery, Cork.
2006 A Moment In Time, Temple Bar Gallery, Dublin.
NCAD Staff Exhibition, Sydney, Australia.
1999 Hallward Gallery, (solo), Dublin.
1998 Three Irish Painters, with Michael Dempsey and Mary Avril Gillan, The Painting Center, New York
1997 Hallward Gallery, (solo), Dublin.
1996 Vangard Gallery, (solo), Macroom, Cork.
1995 Hallward Gallery, (solo)Dublin.
1994 Model Arts Centre, (solo), Sligo.
1990 Art Inc., Guinness Hop Store, Dublin.
1989 Showcase, Royal Hospital Kilmainham, Dublin.
1988 Process As Image, curated by Declan McGonagle, Temple Bar Gallery, Dublin.
1986 A Critical Sense of Irish Art, curated by Aidan Dunne, Limerick City Gallery of Art.
1985 Eigse, Carlow, Invited Artist.
Art from the State, OPW Touring Show, New York.
1984 The October Exhibition, 16 Irish Artists, Temple Bar Gallery, Dublin.
1982 Independent Artists, Dublin.
1974 Irish Exhibition of Living Art, Dublin.
2000 OPW Commission for Leinster House, Government Buildings, Dublin.
1994 Oireachtas Exhibition, Painting Prize.
1984 Guinness Peat Aviation Award for Emerging Artists.
Robert Armstrong was Artist in Residence at the Academy of Visual Arts, Hong Kong Baptist University for six weeks in March and April 2019. The residency culminated in a solo show at AVA - Water Mountain - Made in Hong Kong.
Robert Armstrong is a founder member of Temple Bar Gallery & Studios, Dublin, and was Head of Painting at the National College of Art & Design, Dublin from 2002-2018.
Selected Open Exhibition for Dunamaise Arts Centre, Portlaoise, November 2019.