1684

1684 (MDCLXXXIV), she blein vishee v'ee, ghow toshiaght Jesarn rere yn eaillere Gregoiragh, as blein vishee ghow toshiaght Jemayrnt rere feaillere Yool.

Taghyrtyn
 Luanistyn – Hie Edmond Halley dys Cambridge dy resooney magh feysht y ghleashaght phlanaidagh marish Isaac Newton.

Ruggyryn
 18 Jerrey Geuree – Johann David Köhler, screeudeyr shennaghys Germaanagh (b. 1755)
 20 Toshiaght Arree – Edward Bayly, politickeyr Yernagh (b. 1741)
 10 Jerrey Fouyir – Jean-Antoine Watteau, peinteyr Frangagh (b. 1721)

Baaseyn
 3 Averil – Marc Restout, peinteyr Frangagh (r. 1616)
 9 Mean Fouyir – Jakob Thomasius, fallsoonagh Germaanagh (r. 1622)