1784 (MDCCLXXXIV), she blein vishee v'ee, ghow toshiaght Jerdein rere yn eaillere Gregoiragh.

Taghyrtyn

• 4 Mean Fouyir – Haink Élisabeth Thible dy ve ny chied ven irree seose 'syn aer ayns mollag aeragh ayns Lyon, y Rank.
• 22 Mean Fouyir – Vunnee yn Roosh coloin ayns Kodiak, Alaska.
• 27 Sauin – Va phenomenon ny tuill ghoo currit roish da'n chied cheayrt ayns pabyr liorish John Michell, ayns Philosophical Transactions of the Royal Society of London.
• Date gyn fys
  • Ren Benjamin Franklin ynlaghey speckleyryn daa-ocyssagh.

Ruggyryn

• 13 Averil – Friedrich Graf von Wrangel, marshyl magheragh Prooshagh (b. 1877)
• 13 Jerrey Fouyir – Ree Fernando VII y Spaainey (b. 1833)
• 24 Sauin – Zachary Taylor, 12oo Eaghtyrane ny Steatyn Unnaneysit (b. 1850)

Baaseyn

• 12 Boaldyn – Abraham Trembley, najooragh Elveeishagh (r. 1710)
• 10 Luanistyn – Allan Ramsay, peinteyr co-chaslyssyn Albinagh (r. 1713)
• 4 Mean Fouyir – César-François Cassini de Thury, rollageyder Frangagh (r. 1714)