Editing 1620 (section)

=== January&ndash;March ===
* [[January 20]] &ndash; [[John Croke]], English politician and judge (b. [[1553]])
* [[January 26]] &ndash; [[Amar Singh I]], ruler of Mewar (b. [[1559]])
* [[January 28]] &ndash; [[Archduchess Eleanor of Austria (1582–1620)|Archduchess Eleanor of Austria]] (b. [[1582]])
* [[February 15]] &ndash; [[James Archer (Jesuit)|James Archer]], Irish Jesuit; played a controversial role in the Nine Years' War (b. [[1550]])
* [[February 19]]
** [[Al-Mansur al-Qasim]], Imam of Yemen (b. [[1559]])
** [[Roemer Visscher]], Dutch writer (b. [[1547]])
* [[February 23]] &ndash; [[Nicholas Fuller (lawyer)|Nicholas Fuller]], English politician (b. [[1543]])
* [[March 1]] &ndash; [[Thomas Campion]], English poet and composer (b. [[1567]])<ref>{{cite web |title=Thomas Campion {{!}} English poet and musician |url=https://www.britannica.com/biography/Thomas-Campion |website=Encyclopedia Britannica |access-date=20 April 2021 |language=en}}</ref>
* [[March 5]] &ndash; [[Giovanni Francesco Sagredo]], Italian mathematician (b. [[1571]])
* [[March 17]] &ndash; [[John Sarkander|St. John Sarkander]], [[Moravia]]n priest (injuries caused by [[torture|torturing]]) (b. [[1576]])
* [[March 25]] &ndash; [[Johannes Nucius]], German composer (b. c. [[1556]])
* [[March 29]] &ndash; [[Hachisuka Yoshishige]], Japanese daimyō of the Edo period (b. [[1586]])