Who the deuce?

interrog. Who? (An elaboration of who. The deuce is the devil. See examples for variations.) Who the deuce do you think you are?

Name	Pronounced	Usage
Milogost	-	Medieval Slavic
Rodolfo	-	Italian, Spanish, Portuguese
Mariana	['mɛəri'ænə]
Don	[dɔn]
Tomas	-	Swedish, Norwegian, Lithuanian
Bale	[beil]