Marianne Taylor Living History Tour Ardgilan Castle Ardgillan Castle Ardgillan Castle - seaside entrance, Co. Dublin – Fingal Balbriggan 15 August, 11am - 4pm
Market & Craft Fair Portumna Castle & Gardens Co. Galway – County Castle Avenue, Castle Demesne, Portumna, Co. Galway, H53 YK27 23 August, 11am - 4pm
Marlfield History & Nature Walk with Medieval Ink Workshop Tipperary Museum of Hidden History Marlfield Lake, Co. Tipperary Lake Road, Marlfield, Clonmel, Co. TIpperary 15 August, 10am - 1pm
Marsh Fritillary Workshop Biodiversity Officer Monaghan Co Co Sliabh Beagh Hotel, Co. Monaghan Knockatallon, Monaghan 20 August, 10am - 3pm
Mary Shackleton Leadbeater: Abolitionist Trailblazer, a talk with Aisling Ní Laighleis Ballitore Library & Quaker Museum Co. Kildare Mary Leadbeater House, Ballitore, County Kildare 15 August, 3pm - 4pm
Mass and Grave Blessing at the Old Kilskeagh Graveyard Kilskeagh Heritage Committee Old Kilskeagh Church and Graveyard, Co. Galway – County Kilskeagh, Rathfee, Co. Galway 20 August, 7pm - 8pm
Mass at Ross Errilly Friary John McHugh Ross Errilly Friary, Co. Galway – County Ross. Headford. Co. Galway 15 August, 2:30pm - 3pm
Masterpieces in Glass: St Joseph's, Carrickmacross Heritage Section, Monaghan County Council St Joseph's Catholic Church, Co. Monaghan Carrickmacross 21 August, 4pm - 5pm
Maynooth Heritage Trail Guided Tour Maynooth Tidy Towns Duke's Harbour @ Royal Canal, Co. Kildare Royal Canal, Maynooth 22 August, 12pm - 2pm
Maynooth Now and Then Exhibitions Maynooth Local History/Maynooth 850 John Paul 11 Maynooth University Library, Co. Kildare Maynooth Co. Kildare 17 August, 9am - 5pm18 August, 9am - 5pm19 August, 9am - 5pm20 August, 9am - 8pm21 August, 9am - 5pm
McNutts Tweed Talk & Popup Shop Glenveagh National Park Co. Donegal Churchill, Letterkenny, Co.Donegal 21 August, 10am - 11am
Mealagh Valley Hidden Heritage Trail Launch Mealagh Valley Community Centre Co. Cork County Ards, Mealagh Valley, Bantry, Co. Cork. 16 August, 12:30pm - 5pm