2020 Cambodian Second League

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| season = 2020

| competition = Cambodian Second League

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| prevseason = 2017

| nextseason = 2021

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The 2020 Cambodian Second League will be the third season of Cambodian Second League, the second-tier of Cambodian football. It was first started off in 2016 by the Football Federation of Cambodia.{{cite web|title=Cambodian Second League |url=http://www.cambodianfootball.com/cambodian-second-league/ |website=Cambodian Football |accessdate=26 December 2015 |url-status=dead |archiveurl=https://web.archive.org/web/20151227051340/http://www.cambodianfootball.com/cambodian-second-league/ |archivedate=27 December 2015 }} The winners from each of the six regions (North, South, East, West, Middle, and Phnom Penh) from Hun Sen Cup are qualified to play in Cambodian Second League. Winner of the Cambodian Second League will be promoted to the Cambodian League.{{cite web|author=Rasmey|title=ច្បាស់ការ! FFC បង្កើតពានរង្វាន់ ៣ ដាក់ឱ្យក្លិបប្រកួតក្នុងឆ្នាំ២០១៦ ខាងមុខ|url=http://wearefootball.com.kh/2015/12/24/8526|website=We Are Football|accessdate=26 December 2015 |archive-url= https://web.archive.org/web/20170323025707/http://wearefootball.com.kh/2015/12/24/8526 |archive-date=23 March 2017}} The season was put on hold due to the COVID-19 pandemic but is set to start again in early July.{{Cite web |date=2020-06-07 |title=Cambodian League set for return in early July |url=https://www.khmertimeskh.com/50731415/cambodian-league-set-for-return-in-early-july/ |access-date=2020-06-12 |website=Khmer Times |language=en-US}}