2023 in Lithuania

• President: Gitanas Nausėda
• Prime Minister: Ingrida Šimonytė

Ongoing: 2021–2023 Belarus–European Union border crisis, COVID-19 pandemic in Lithuania

• January 18 – Lithuanian government renounced the agreement signed with Belarus on the principles of cross-border cooperation. The bill terminated the agreement signed by the governments of Lithuania and Belarus in Vilnius on June 1, 2006, to set out areas of cross-border cooperation between the two neighbouring countries, as a response to 2021–2023 Belarus–European Union border crisis.[1]
• March 31 – Embassy of India opened in Vilnius, instating first direct diplomatic mission of India in Lithuania.[2]
• April 20 – Lithuanian parliament Seimas finalised and approved sanctions to all Russian and Belarusian citizens as a response to Russian invasion of Ukraine. From 1 May 2023, citizens of both countries are illegible to obtain Lithuanian visas, e-resident status or exchange Ukrainian hryvnia. In addition, Russian citizens are also illegible to submit request for permanent stay in Lithuania or purchase property within Lithuanian territory.[3]
• April 22 – Lithuania concluded a trial in operating outside of IPS/UPS BRELL circle in preparation to disconnect from Russian led synchronous transmission grid and joining Synchronous grid of Continental Europe no later than February 2025.[4]
• June 27 – Vilnius become a first European city that implemented driverless delivery robots on public roads.[5]
• June 11 – start of 2023 Vilnius NATO summit.

• January 13: 2023 Lithuania–Latvia pipeline explosion: an explosion in Lithuania–Latvia Interconnection pipeline system by Pasvalio Vienkiemiai village, Pasvalys District Municipality.[6] As a precaution the entire village of Valakėliai was evacuated.[6][7][8]
• January 31: bridge partially collapsed in Kėdainiai downtown over Nevėžis river. Bridge connected the city with main intercity roads.[9][10]
• February 14: a bridge construction that is part of A1 highway in Kaunas collapsed. No casualties reported.[11]
• May 13: LY-BCD type sailplane crashed to the ground near Naukaimis II village. Pilot of the plane died during the crash.[12]
• May 26: autogyro crashed to the ground in the territory of Bistrampolis Manor in Kučiai village, Panevėžys District Municipality. Pilot of the plane died during the crash.[13]

Lithuanian parliament Seimas released the statement confirming the celebratory of following three national anniversaries in 2023:[14]

• 700 years anniversary of establishment of Vilnius
• 100 years anniversary of reunification with Klaipėda
• 400 years anniversary of Josaphat Kuntsevych's sacrifice.

• January 2 – Lithuanian Railways stopped 3 direct train services Šiauliai–Panevėžys, Radviliškis–Mažeikiai and Radviliškis–Šiauliai. All 3 routes were replaced by Panevėžys–Šiauliai–Mažeikiai route, coursing 8 times a day and combining Radviliškis–Daugavpils Railway and Libau–Romny Railway infrastructure.[15]
• February 16 – Lithuania stopped any cargo trade with Belarus via railway boarder point Stasylos-Bieniakoni, leaving only one railway cargo link between two countries in Kena-Hudahaj railway link point.[16]
• February 20 – LTG Cargo (part of Lithuanian Railways group) decreased transit numbers of goods moving between Russia's mainland and Kaliningrad Oblast through Lithuania by 7%, limiting Russia to 2.89 tonnes of goods in 2023.[17]
• February 26 – Lithuanian customs reinstated third party cargo check points at the Lithuania–Poland border, due increased cargo freight from non-EU countries via Poland and Lithuania to Belarus.[18]
• August 18 – due ongoing political tension and Wagner Group placement in Belarus, Lithuania closed two out of six road border crossings with Belarus near Tverečius and Šumskas.[19]

• January 1 – new record set for warmest new year day in Lithuanian history with temperature rising to 14.9 C in Druskininkai municipality.[20]
• January 5 – Minija river broke through flood wall and flooded Stragnai II village.[21]
• January 14 – a sinkhole formed that was 17.2m in diameter in Užubaliai, Biržai District Municipality. It was the biggest sinkhole to appear in Lithuania within the last two decades.[22]
• January 22 – oil spill from discontinued railway factory polluted Nemunas river in Kaunas. Pollution stopped the following day.[23]
• January 30 – Nevėžis river flooded Justinava village.[24]
• March 4 – due strong winds record breaking 717 MW of wind electricity generated in Lithuania at the same time, setting a new record.[25]
• June 11 – Bradeliškės hillfort located in Vilnius District Municipality, enlisted to national register as protected area with national significance.[26]
• July 1 – oil spill near Ariogala and Butkiškė village resulted in extreme environmental alert issued in the Raseiniai District Municipality and pollution of Dubysa river.[27]
• July 1 – ban of free plastic bags come in action with supermarkets having to charge for use of plastic bags.[28]
• July 18 – strong storm breaks the oldest tree in city of Vilnius - over 300 years old tilia in Sapieha Palace, Vilnius.[29]
• August 17 – new heath record set in Birštonas, where weather reached 34.6 C degrees, the new highest temperature for 17 August ever recorded in Lithuania.[30]
• September 1 – Oil spillage in Danė and Neris rivers in Klaipėda polluted 3 km of internal waters in Lithuania.[31]

• January 1 – new restriction come into action preventing minors under 18 years old to participate in any form of lottery.[32] Minors caught buying a lottery ticket would be issued with the fine up to 440 euros, while service provider selling lottery tickets to minors could be issued with up to 3000 euros fine.
• January 1 – changes in maternity and paternity time-off law came into action. The time off law was changed from 12-24 months to 18-24 months, the government pay-outs changed to direct pays of 100.54% based on parent's direct salary, single parents gained increased pay-outs.[33]
• January 31 – three homemade bombs was detected in Vilnius Levas Karsavinas school. All students and teachers evacuated, while special forces inspected the bombs.[34]
• April 28 – an active wartime 81mm landmine discovered in Rumpiškėnai, Rokiškis District Municipality. Explosive was detonated and destroyed by special forces.[35]
• July 1 – increase in national benefit payments for childcare, sick pay and unemployment benefits.[36]
• September 15 – Lithuania's president Gitanas Nausėda signed a decree stripping Margarita Drobiazko of her Lithuanian citizenship due to her "public support for the Russian Federation during the 2022 Russian invasion of Ukraine". [37][38][39][40]
• September 21 - Lithuanian parliament Seimas adopted a law banning fur farming by 2027.[41][42]

• January 13: Freedom Award by Seimas awarded to Ukrainian president Volodymyr Zelenskyy, presentation held in National Parliament.[45]
• January 23: Kristijonas Bartoševičius withdrew his membership in the national parliament Seimas.[46] On February 1, the official investigation started for allegations of paedophilia against Bartoševičius.[47]
• February 7: National Freedom Scholarship awarded to philosopher Vilius Bartninkas.[48]
• March 2: Political party of Russian Alliance in Lithuania was disestablished due rules violation after party failed to present list of party members three rounds in a row.[49] In addition 3 other parties was disestablished by submitting official request: Party of Political Prisoners, Nations Solidarity Union, Order and Justice.
• March 5: 2023 Lithuanian municipal elections took place in Lithuania with Social Democratic Party of Lithuania and Homeland Union winning the most seats in local municipalities.[50]
• March 30: Mykolas Majauskas submitted a request to stop his membership in a national parliament Seimas.[51]

• May 12: new naval military squad established and dislocated at Nida.[52]

• February 5–12 : 2023 Vitas Gerulaitis Cup
• February 15: Lazdynai Swimming Pool officially opened in Vilnius, Lithuania. Upon completion it is the biggest swimming sports arena in Lithuania and the Baltic states.[53]
• March 19–25: 2023 FAI F3P World Championships[54]
• May 19–21: 2023 EuroLeague Final Four
• June 1-9: 2023 Modern Pentathlon Youth European Championships
• August 4 – 12: 2023 European U17 Badminton Championships
• 27 August – 3 September: 2023 470 Junior World Championships
• 12–17 September: 2023 World Junior Modern Pentathlon Championships

• January 16 – Vladas Česiūnas, 82, sprint canoeist, Olympic champion (1972).[55]
• January 18 – Marius Zibolis, 48, goalball player, Paralympic silver medallist (2000, 2008).[56]
• January 20 – Grigorijus Kanovičius, 93, writer[57]
• February 15 – Algimantas Žižiūnas, 83, photographer.[58]
• May 21 – Alma Adamkienė, 96, philologist and philanthropist, wife of the president of Lithuania, Valdas Adamkus, and seved as First Lady during his two terms (1998–2003 and 2004–2009).[59]