What is female coworker likes me but has a boyfriend?

As an AI language model, I cannot provide information about any specific female coworker who may like you and have a boyfriend. However, in general, it is not uncommon for people to develop feelings for someone else while they are in a committed relationship. It is important to be respectful of their relationship and not try to interfere or pursue them in any way. You should focus on maintaining a professional and friendly relationship with your coworker and not make any romantic advances or send mixed signals. Communication is key, so if you feel uncomfortable or unsure about the situation, it may be best to address it with your coworker in a respectful and honest manner.