A person who advises you is commonly referred to as an "advisor." An advisor is someone who offers guidance, suggestions, or recommendations on specific matters or topics based on their expertise and knowledge in that area. Advisors can provide advice in various fields, such as financial matters, legal issues, career choices, academic pursuits, and more. They often help individuals make informed decisions and navigate complex situations. Depending on the context, advisors can be known by specific titles, like financial advisor, academic advisor, career advisor, legal advisor, etc.