Nope, I reckon that's my name, partner.

4 seconds sound clip from the Ocean's 11 (1960) movie soundboard.

You can hear this line at 00:52:39 in the Blu-ray version of the movie.

Quote context

[...]

- No, sir, he didn't do anything. We just wanted to be sure he got to the right place.

- That's the Beverly Hills police for you. The best in America. They protect us night and day. Thank you, Officer. Thank you. Good night.

- You're crippled!

- Oh, no, sir. That's the way we found him. Good night.

- Oh, Louis, my boy, come in.

- I couldn't be in error? I couldn't be in error, could I? Your name couldn't be otherwise than Jackson?

- Nope, I reckon that's my name, partner.

- Don't please tell me why you had to come in such a pitiable condition. Don't!

- Suits me, Mr. Acebos.

- Hello, Danny.

- Hello, cowboy. What took you so long? You come on horseback?

[...]