List of best-selling books

=== More than 100 million copies ===
{| class="wikitable sortable"
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!Book !! Author(s) !! Original language !! First published !! Approximate sales
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|新华字典 ([[Xinhua Zidian]] / Xinhua Dictionary) || Chief editor: Wei Jiangong || Chinese || 1957 || 567 million<ref>{{Cite web|url=https://www.guinnessworldrecords.com/news/press-release/2016/4/gwr%20announces%20xinhua%20dictionary/|title=Guinness World Records Announces Xinhua Dictionary as the "Most Popular Dictionary" and the "Best-Selling book (regularly updated)" &#124; Guinness World Records}}</ref>
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|''[[Scouting for Boys]]'' || [[Robert Baden-Powell, 1st Baron Baden-Powell|Robert Baden-Powell]] || English || 1908 || 100–150 million<ref>Extrapolation for global range of other language publications, and related to the number of [[Scouting|Scouts]], make a realistic estimate of 100 to 150 million books.{{cite book | first = Tim | last = Jeal | author-link = Tim Jeal | title = Baden-Powell | year = 1989 | location = London | publisher = [[Hutchinson (publisher)|Hutchinson]] | isbn = 0-09-170670-X}}</ref>
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|''[[The McGuffey Readers]]'' || [[William Holmes McGuffey]] || English || 1853 || 125 million<ref>{{Citation | url = https://books.google.com/books?id=BtGzlMatpUUC&q=125-million-copies&pg=PA439 | first = William Joseph | last = Federer | title = America's God and Country: Encyclopedia of Quotations | page = 439 | contribution = William Holmes McGuffey | quote = As of 1963, 125 million copies had been sold | year = 1996 | publisher = Amerisearch | isbn = 9781880563052 | url-status = live | archive-url = https://web.archive.org/web/20170402012202/https://books.google.com/books?id=BtGzlMatpUUC&pg=PA439&dq=125-million-copies&lr=&ei=x4LzR9zABYKWzATf_fHJCw&sig=ZrvbFvcxhs05I1Cs4E1h-ZiGjYo | archive-date = 2017-04-02 }}</ref>
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|''[[Guinness World Records]]'' (published every year)|| Various authors || English || 1955 || 115 million<ref>{{Citation | url = http://www.licensing.biz/news/6235/Guinness-World-Records-earmarks-licensing-growth | title = Licensing | contribution = Guinness World Records earmarks licensing growth | quote = The Guinness Book of World Records has been published in 30 languages in more than 100 countries and has sold in excess of 115 million copies, becoming the biggest selling copyright book of all time. | date = 26 October 2010 | url-status = dead | archive-url = https://web.archive.org/web/20101029205237/http://www.licensing.biz/news/6235/Guinness-World-Records-earmarks-licensing-growth | archive-date = 2010-10-29 | access-date = 2010-10-29 }}</ref>
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|六星占術によるあなたの運命 (''Rokusei Senjutsu (Six-Star Astrology) Tells Your Fortune'') || [[Kazuko Hosoki]]<br />[[Kaori Hosoki]]|| Japanese || 1986 || 101.2 million<ref>{{cite web |url=https://www.shinbunka.co.jp/news2017/08/170821-03.htm |title=Shinbunka |date=21 August 2017 |publisher=Shinbunka |place=[[Japan|JP]] |access-date=2020-04-14 |archive-date=2020-10-09 |archive-url=https://web.archive.org/web/20201009115037/https://www.shinbunka.co.jp/news2017/08/170821-03.htm/ |url-status=dead }}</ref>
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|''[[American Spelling Book]]'' ([[Webster's Dictionary]]) || [[Noah Webster]] || English || 1783 || 100 million<ref name=RussellAsh />
|}