February 25: The first permanent Dutch trading post in Indonesia is established in Banten.
March 24: James I becomes King of England.
March 24: Tokugawa Ieyasu becomes Shogun of Japan.

1603 (MDCIII) was a common year starting on Wednesday of the Gregorian calendarand a common year starting on Saturday of the Julian calendar, the 1603rd year of the Common Era (CE) and Anno Domini (AD) designations, the 603rd year of the 2ndmillennium, the 3rd year of the 17thcentury, and the 4th year of the 1600s decade. As of the start of 1603, the Gregorian calendar was 10days ahead of the Julian calendar, which remained in localized use until 1923.

Events

January – March

April – June

July – September

October – December

Ongoing events

Date unknown

Births

Ivan III Drašković
Christian, Prince-Elect of Denmark
Joseph of Cupertino

January – March

April – June

July – September

October – December

Date unknown

Probable

Deaths

Andrea Cesalpino
Elizabeth I
Ahmad al-Mansur
Pierre Charron
William Gilbert
Thomas Cartwright

January – March

April – June

July – September

October – December

Date unknown

Approximate date