Countries[]
- January 27 -
Honduras flag modified.
Non-countries[]
- January 10 -
Springfield flag adopted.
- January 15 -
Huntington flag adopted.
- January 19 -
Meghalaya banner adopted.
- January 22 - Arlington County flag adopted.
- February 22 - Cathlamet flag adopted.
- February 28 - White-blue-white flag adopted.
- March - Alabaster flag adopted.
- March 8 - Gilford flag adopted.
- March 21 - Lake St. Louis flag adopted.
- April 13 - Caracas flag adopted.
- April 15 - The oblast of Penza flag adopted.
- April 26 - Aspen flag adopted.
- May 17 - Gurley flag adopted.
- May 24 - Warwick flag adopted.
- June - Limestone flag adopted.
- June 1 - Del Rey Oaks and Madison, Georgia flags adopted/modified.
- June 13 - Dowagiac flag adopted.
- June 14 - Ashland, Cook County and Live Oak flags adopted.
- June 21 - Deerfield Beach flag adopted.
- July 11 - Salem flag adopted.
- July 12 - Kempner flag adopted.
- August 12 - Jackson, Tennessee flag adopted.
- September 1 - Johnson City flag adopted.
- September 2 - Broward County flag adopted.
- September 30 - The oblasts of Kherson and Zaporozhye flags adopted.
- November 3 - Lago Vista flag adopted.
- November 18 - Astana flag adopted.
- December 1 - Waterloo flag adopted.
- Unknown - Arlington, Chapmanville, Hennepin County, Llandovery, and Yangon flags adopted.
