What are some examples of letters of recommendation for graduate school applications?

Letters of recommendation for graduate school applications typically come from professors, employers, or mentors who can speak to the applicant's academic abilities, work ethic, and potential for success in graduate studies. Examples may include a professor who taught the applicant in a relevant course, a supervisor from an internship or job related to the field of study, or a mentor who can attest to the applicant's character and dedication.