The crossword solution for the term 'One Who May Give You His Heart' is DONOR. A DONOR is someone who gives something, usually money or goods, to a person or organization. Donors are often associated with charitable organizations, as they provide financial support to help those in need. Donors may also give their time and energy to volunteer causes. In the context of the phrase, a DONOR could be someone who gives their heart to another person, either through an act of kindness or a romantic gesture.