bowyer (n.)youdaoicibaDictYouDict
"maker of bows," attested late 12c. as a surname, from bow (n.1) + -yer.
lawyer (n.)youdaoicibaDictYouDict
late 14c. (mid-14c. as a surname), from Middle English lawe "law" (see law) + -iere. Spelling with -y- first attested 1610s (see -yer).
sawyer (n.)youdaoicibaDictYouDict
mid-13c. "one whose occupation is sawing timber into planks, boards, etc." (as a surname from c. 1200), alteration of sawer, agent noun from saw (v.), influenced by French-derived words in -ier (such as lawyer, bowyer, clothier).