There are several synonyms for the word "one who delivers." A courier is someone who delivers packages or documents. A messenger is a person who carries and delivers messages. A postman or postwoman delivers mail to people's homes. A carrier is someone who transports and delivers goods or people. A dispatcher is responsible for dispatching equipment or personnel to specific locations. A delivery person is someone who brings products or services to customers. A driver delivers goods by driving a vehicle, such as a truck or van. A transporter moves goods or people from one place to another. Overall, there are many diverse synonyms for a "one who delivers" depending on the specific context.