Assent may refer to:

• Assent (philosophy), or katalepsis, the mental act of accepting a statement as true

• Offer and acceptance, in contract law

• Royal assent, the method by which a monarch formally approves an act of the legislature

• Assent (military), various types of recruitment or acquisition in the Austro-Hungarian Army (1867–1918) and Austrian military

• , a locality in the Arrondissement of Leuven

• The Assent, a 2019 American horror film by Pearry Reginald Teo