A blank cheque is a cheque with no numerical value filled in.

Blank check or blank cheque may also refer to:

Blank Check (film), a 1994 film originally released as Blank Cheque in the United Kingdom. Blank Check (game show), the short-lived 1970s American game show Blank Check with Griffin & David, a film podcast hosted by actor Griffin Newman and The Atlantic film critic David Sims

See also Carte Blanche (disambiguation)