The Regional Documents and Local History Department preserves and researches the personal library collections of prominent Anykščiai residents and individuals associated with the Anykščiai region. 18 personal library collections are registered in the electronic catalogue of the Public Library.
1. Juozas Šiaučiulis (1915–1998) 1,044 physical books; 14 safe manuscripts The library of the public figure and writer arrived from Canada in 1990–1991. The collection is rich in old publications and Lithuanian books published in exile.
2. Kazys Rožanskas (1919–2010) 88 physical items. Collection of a Chicago bookseller, transferred in 1995–2004. The majority of it consists of historical books published in Lithuanian in exile.
3. Julijonas Kęstutis Laskauskas (1922–2013) 74 physical items. Collection of the public figure's personal library, transferred to the library in 1997.
4. Juozas Paškevičius (1910–1996) 89 physical items. Collection of the translator and playwright's personal library, transferred to Auksė Žukienė in 2010.
5. Algirdas Antanas Avižienis 299 physical items. The library of Prof. Dr. Algirdas Antanas Avižienis, which arrived from the USA to Anykščiai in 2012. This is an example of a "migrated" personal library - it was started in Lithuania, taken abroad, supplemented in exile and then brought back to Lithuania.
6. Aleksas Navickas (1928–2011) 32 physical books; 11 safe manuscripts. Collection of rare and old prints accumulated by the writer.
7. Algimantas Bekenis (b. 1933) 113 physical items. The collection of a bibliophile and local historian, significant as a legacy of books inherited from the family, is associated with the home library of Julija Styraitė-Bekenienė and Povilas Bekenis.
8. Vytautas Landsbergis (b. 1932) 132 physical copies. 2013. A collection of books from his personal library donated by the professor.
9. Aldona Mickienė (1931–2012) 47 physical items. Collection of the personal library of the country translator, which contains the books and periodicals she translated and edited.
10. Antanas Tyla (1929–2018) 1,342 physical units of catalogued books Part of the personal library of historian Prof. Antanas Tyla. In 2019, the entire library of the scientist's home was transferred to the library - almost 4,000 books and an extensive archive of manuscripts.
11. Halina Didžiulytė-Mošinskienė (1911–2004) and Algirdas Mošinskis (1905–1991) 591 physical items. The library of writer Halina Didžiulytė-Mošinskienė, granddaughter of Liudvika and Stanislovas Didžiuliai, and her husband, architect Algirdas Mošinskis. It arrived in Lithuania from Brazil in 1994; in 2013, it was donated to the Public Library by museum curators. It contains many books by Lithuanian authors living abroad.
12. Vytautas Galvonas (1958–2015) 639 physical items. The collection of Anykštėnas's personal library was transferred in 2015 by his sister, scientist Audronė Galvonaitė. A total of 1,125 books were transferred, some of which were transferred to library branches.
13. Gediminas Grina 144 physical items. Collection of the personal library of Anykštėnas, a reserve colonel and local historian, accumulated in the Department since 2016.
14. Milda Telksnytė and Vygandas Račkaitis 55 physical copies of books; 167 physical copies of manuscripts, part of the Anykštėnai Writers' House Library. The collection mainly consists of books by authors gifted to writers with donation records.
15. Juozas Meškauskas 669 physical units of books; 40 physical units of periodicals; 327 safe units of manuscripts The personal library and archive of a countryman, doctor, scientist, public figure, and professor, which arrived from America to Anykščiai in 2017.
16. Ferdinandas Jakšys (1937–2022) 99 physical items. In 2024. received from the home library collection of the actor and theater director. The books dedicated to the actor were selected and donated by his wife Marija Rožė Jakšienė.
17. Valdas Papievis 62 physical units. A collection of books from the personal library of the writer, winner of the A. Baranauskas Literary Prize and the National Prize.
18. Tomas Ivanauskas 123 physical units. Since 2025, the collection of the personal library of photographer and art historian Tomas Ivanauskas has been being formed. It includes albums of Lithuanian photographers, publications about photography and its history, publications of the Lithuanian Association of Photographers, and reference books. The books were published in 1966–2018 and reflect various stages of the development of Lithuanian photography.