cofounder

co·founder
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UK/kəʊˈfaʊndə/US/ˈkoʊ(ˌ)faʊndɚ/US/ˌkoʊˈfaʊndɚ/

noun

A joint founder; one of several people involved with the creation of a business, organization, union, or entity.

“The two cofounders both attended the ceremony.”

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UncommonScrabble 15

Meanings

nouncofounder (plural cofounders)

plural cofounders · alternative co-founder

  1. A joint founder; one of several people involved with the creation of a business, organization, union, or entity.

    The two cofounders both attended the ceremony.

    4 more examples

    Miramax Films cofounders Bob and Harvey Weinstein will end their successful, but often tumultuous, 12-year relationship with The Walt Disney Company to launch their own media company.

    2005 March 30, “Miramax founders leave Disney”, in The Guardian

    David Baszucki created it ten years ago along with his cofounder Erik Cassel, and it’s gradually snowballed in popularity, particularly among kids and teenagers.

    2016 October 12, Andy Orin, “I'm David Baszucki, CEO of Roblox, and This Is How I Work”, in LifeHacker, archived from the original on 13 Jul 2024

    Maria Ressa, the chief executive and cofounder of Rappler, and Dmitry Muratov, the editor-in-chief of Novaya Gazeta, were named as this year’s laureates by Berit Reiss-Andersen, the chair of the Norwegian Nobel committee.

    2021 October 8, Jon Henley and Rebecca Ratcliffe, “Journalists Maria Ressa and Dmitry Muratov win Nobel peace prize”, in The Guardian

    Details of Thunberg’s charge came as Just Stop Oil said its cofounders, Indigo Rumbelow and Roger Hallam, were arrested on Wednesday morning following dawn raids at their homes.

    2023 October 18, Damien Gayle, “Greta Thunberg charged with public order offence after London oil protest”, in The Guardian

Synonyms & antonyms

nounone of a group of founders

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Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*ḱe?
  2. Proto-Indo-European*ḱóm
  3. Proto-Italic*kom
  4. Proto-Italic*kom-
  5. Latincon-
  6. Latinco-
  7. Englishco-
  8. Englishfounder
  9. Englishcofounder

From co- + founder.

Full word history & related roots →

Translations

Catalan cofundador
  • cofundadorone who founds something with someone else
Chinese Mandarin 共同創辦人 /共同创办人
  • 共同創辦人 /共同创办人 (gòngtóngchuàngbànrén)one who founds something with someone else
Dutch mede-oprichter
  • mede-oprichterone who founds something with someone else
Esperanto kunfondinto
  • kunfondintoone who founds something with someone else
French cofondateur, cofondatrice
  • cofondateurone who founds something with someone else
  • cofondatriceone who founds something with someone else
German Mitgründer, Mitgründerin
  • Mitgründerone who founds something with someone else
  • Mitgründerinone who founds something with someone else
Hungarian társalapító
  • társalapítóone who founds something with someone else
Irish comhbhunaitheoir
  • comhbhunaitheoirone who founds something with someone else
Italian cofondatore, cofondatrice
  • cofondatoreone who founds something with someone else
  • cofondatriceone who founds something with someone else
Polish współzałożyciel, współzałożycielka
  • współzałożycielone who founds something with someone else
  • współzałożycielkaone who founds something with someone else
Russian сооснова́тель, сооснова́тельница
  • сооснова́тель (soosnovátelʹ)one who founds something with someone else
  • сооснова́тельница (soosnovátelʹnica)one who founds something with someone else
  • соучреди́тель (součredítelʹ)one who founds something with someone else
  • соучреди́тельница (součredítelʹnica)one who founds something with someone else
Spanish cofundador, cofundadora
  • cofundadorone who founds something with someone else
  • cofundadoraone who founds something with someone else
Swahili mwanzilishi mwenza
  • mwanzilishi mwenzaone who founds something with someone else
Swedish medgrundare
  • medgrundareone who founds something with someone else
Ukrainian співзасно́вник, співзасно́вниця
  • співзасно́вник (spivzasnóvnyk)one who founds something with someone else
  • співзасно́вниця (spivzasnóvnycja)one who founds something with someone else

Rhymes & wordplay

Rhymes with cofounder

All rhymes →
Cite this entry
APA

cofounder. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/cofounder

MLA

“cofounder.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cofounder. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “cofounder,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/cofounder.

Source: cofounder on Wiktionary, CC BY-SA 4.0.