Editing 1618 (section)

=== January&ndash;March ===
* [[January 6]] &ndash; [[Margherita Gonzaga, Duchess of Ferrara]] (b. [[1564]])
* [[January 19]] &ndash; [[Jacobus Zaffius]], Dutch Catholic provost (b. [[1535]])
* [[January 24]] &ndash; [[Henry Brooke, 11th Baron Cobham]], English peer and traitor (b. [[1564]])
* [[January 29]] &ndash; [[John Dackombe]], Chancellor of the Duchy of Lancaster (b. [[1570]])
* [[February 3]] &ndash; [[Philip II, Duke of Pomerania]]-Stettin (b. [[1573]])
* [[February 10]] &ndash; [[Feliks Kryski]], Grand Chancellor of Poland (b. [[1562]])
* [[February 14]] &ndash; [[Paolo Emilio Sfondrati]], Italian Catholic cardinal (b. [[1560]])
* [[February 20]] &ndash; [[Philip William, Prince of Orange]], eldest son of William the Silent, by his first wife Anna van Egmont (b. [[1554]])
* [[February 25]] &ndash; [[Elizabeth Spencer, Baroness Hunsdon]], English baroness (b. [[1552]])
* [[February 27]] &ndash; [[Anne Lyon, Countess of Kinghorne]], Scottish countess (b. [[1579]])
* [[March 5]]
** [[John, Duke of Östergötland]] (b. [[1589]])
** [[Countess Palatine Barbara of Zweibrücken-Neuburg]] and by marriage Countess of Oettingen-Oettingen (b. [[1559]])
* [[March 16]] &ndash; [[Giovanni Bembo]], Doge of Venice (b. [[1543]])<ref>{{cite book|author=Alvise Zorzi|title=Venice, the Golden Age, 697-1797|url=https://books.google.com/books?id=IP5OAAAAMAAJ|year=1983|publisher=Abbeville Press|isbn=978-0-89659-406-7|page=259}}</ref>
* [[March 23]] &ndash; [[James Hamilton, 1st Earl of Abercorn]], Scottish politician (b. c. [[1575]])
* [[March 26]] &ndash; [[Frederick Magnus, Count of Erbach-Fürstenau]] (1606–1618) (b. [[1575]])
* [[March 31]] &ndash; [[Pedro Cornejo de Pedrosa]], Spanish theologian (b. [[1536]])