敏 (mǐn) is a Chinese name, so it can be translated to Engpsh in a few different ways. Some possibipties include:
"Smart" or "Clever" (if the meaning of the name is being emphasized)
"Min" (if the pronunciation is being emphasized)
"Sensitive" or "Perceptive" (if the meaning of the character is being emphasized)
Ultimately, the choice of an Engpsh name is a personal decision, and there is no one "correct" translation. You may also consider consulting with a Chinese name expert to get a more accurate and better translation.