Johnson 5.8.1800 at Wallace's trial, Carlow
GD website has coded this to Joseph Johnson DNB 1738-1809 which seems extremely unlikely to me
Work notes
Hist Irish Parl William Johnson 1761-1845 barrister pro-union / Hist Irish Parl Robert Johnson 1745-1833 barrister pro-union (but) / Dublin Trades 1797 George Johnson bookseller 36 Grafton St / subs to D R O'Conor 1798 Robert Johnson & John Matthew Johnson, Athy, Kildare, William Johnson Esq Betty-ville, Rathkeel, Limerick, Nobley Johnson Esq, Cork, Robert Johnson KC, Merrion Sq, Dublin, William Johnson Esq, York st, Dublin