1781

Taghyrtyn
 13 Mayrnt – Ren y Reejerey William Herschel feddyn magh y planaid Uraanus.
 Date gyn fys
 Hoilshee Charles Messier e chatalog jerrinagh jeh nheeghyn Messier.
 Ren Carl Wilhelm Scheele feddyn magh tungsten.

Ruggyryn
 5 Jerrey Fouyir – Bernard Bolzano, fallsoonagh as maddaghteyr Sheckagh (b. 1848)

Baaseyn
 18 Boaldyn – Túpac Amaru II, toshiagh irreeagh magh Perooagh (r. 1742)
 12 Mean Fouyir – Peter Scheemakers, jallooder Flandrynagh (r. 1691)