Crispin

from The American Heritage® Dictionary of the English Language, 5th Edition.

• Roman shoemaker who with his brother Saint Crispinian sought to spread Christianity and was martyred.

from The Century Dictionary.

• noun A shoemaker: a familiar name, used in allusion to Crispin or Crispinus, the patron saint of the craft. Specifically
• noun A member of the shoemakers' trade-union called the Knights of St. Crispin. - st Crispin's day, October 25th.

from the GNU version of the Collaborative International Dictionary of English.

• noun A shoemaker; -- jocularly so called from the patron saint of the craft.
• noun A member of a union or association of shoemakers.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• proper noun A male given name.
• proper noun A Roman shoemaker, martyr and saint (brother of Crispinian); patron saint of cobblers and tanners.
• noun humorous, dated A shoemaker.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun patron saint of shoemakers; he and his brother were martyred for trying to spread Christianity (3rd century)