January 22 — Four people are killed and six others are injured in a fire at a two-story cottage in Qusar.[2]
January 29 — Azerbaijan suspends diplomatic activities at its embassy in Tehran after accusing Iran of failing to ensure the security of its embassy staff.[3]
28 March – Fazil Mustafa, an opposition member of Azerbaijan's National Assembly, is shot multiple times outside his home in Baku by unknown assailants in an assassination attempt. Mustafa's condition is described as satisfactory, and his life is not reported to be in danger.[7]
Caspian Oil & Gas Show is held in Baku Expo Center Baku on 31 May to 2 June 2023 showing the companies news of Azerbaijan and internationals related to sectors.
July
3 July – An Mw 5.4 offshore earthquake struck 50 km (31 mi) northwest of Khachmaz.[8] No casualties were reported.
Azerbaijan claims its forces broke through the contact line and captured over 60 military posts in Nagorno-Karabakh. Artsakh forces, however, deny this.[14]
According to the Republic of Artsakh government, 25 people, including a child, are killed due to the fighting, and 138 others are injured. Azerbaijan claims that one civilian was killed by shelling in Shusha.[15]
Armenian separatist forces in Nagorno-Karabakh surrender and agree to a Russian proposal for a ceasefire with Azerbaijan effective from 1 pm on Wednesday.[17]
Peace talks between Azerbaijan and the separatists are set for the following day in Yevlakh. Russia's peacekeeping contingent will assist in coordinating the ceasefire.[19]
October-23-25 - Caspian Air Cargo Summit 2023 is the largest and most comprehensive aviation event in the region, bringing the international air cargo market leaders to Baku.
November 29 - Baku will host Azerbaijan Fashion Week on December 3. The event is organised with the support of the Culture Ministry as part of the Creative Week to be held from November 29 to December.
December
December 7 – An exhibition of winning sports cars was held in front of the Heydar Aliyev Center in Baku as part of the FIA.
Major sports events on the 2023 sporting calendar include Chess World Cup, U22 European Boxing Championship, FIBA European Youth Championships 2023 (U 18, C division), numerous gymnastics events, and much more.
Azerbaijan will host Chess World Cup for the second time. Baku hosted the World Cup for the first time in 2015.