1786 (MDCCLXXXVI), she blein chadjin v'ee, ghow toshiaght Jedoonee rere yn eaillere Gregoiragh.

Taghyrtyn

• 2 Toshiaght Arree – Ayns loayrtys roish The Asiatic Society ayns Calcutta, hug y Reejerey William Jones my-ner ny cosoylaghtyn formoil eddyr y Ladjyn, y Ghreagish, as y Tanskrit, red chur bun da'n çhengoaylleeaght chosoylagh as da studeyryssyn Ind-Oarpagh.
• 13 Mayrnt – Hoshee troggalys ayns Divlyn er ny Kiare Quaiylyn.
• 27 Averil – Hoilshee yn rollageyder Goaldagh William Herschel rolley e eddynyssyn, Catalogue of One Thousand New Nebulae and Clusters of Stars; va daa lioar elley soilshit magh ayns 1789 as 1802
• 1 Luanistyn – Ren Caroline Herschel feddyn magh comaid ayns Sostyn.

Ruggyryn

• 24 Toshiaght Arree – Wilhelm Grimm, fockle-oayllee as beeal-arrisheyr Germaanagh (b. 1859)
• 16 Averil – John Franklin, offishear lhuingys chaggee as ronseyder Goaldagh (b. 1847)
• 28 Averil – Elizabeth Andrew Warren, lus-oayllee as algey-oayllee marrey Cornagh (b. 1864)
• 17 Luanistyn – Davy Crockett, dooinney caglee Americaanagh (b. 1836)
• 24 Mean Fouyir – Charles Bianconi, greeseyder dellalys Iddaalagh-Yernagh (b. 1875)
• 29 Mean Fouyir – Guadalupe Victoria, 1d Eaghtyrane er Meksico (b. 1843)

Baaseyn

• 4 Jerrey Geuree – Moses Mendelssohn, fallsoonagh Ewagh (r. 1729)
• 25 Toshiaght Arree – Thomas Wright, rollageyder Goaldagh (r. 1711)
• 21 Boaldyn – Carl Wilhelm Scheele, kemmigagh Soolynnagh (r. 1742)
• 27 Luanistyn – Carl Fredrik Scheffer, politickeyr Soolynnagh (r. 1715)
• 17 Jerrey Fouyir – Johann Ludwig Aberli, ellyneyr Elveeishagh (r. 1723)