Lord is an appellation for a person or deity who has authority, control, or power over others acting like a master, a chief, or a ruler. The appellation can also denote certain persons who hold a title of the peerage in the United Kingdom, or are entitled to courtesy titles. The collective "Lords" can refer to a group or body of peers.

Legend of the Red Dragon (LORD) is a text-based online role-playing video game, released in 1989 by Robinson Technologies. LORD is one of the best known door games. The player's goal is to improve his skills in order to defeat the Red Dragon which has been attacking the village. The software is compatible with DOS, Microsoft Windows, and OS/2.

Lord is a general title denoting deference applied to a male person of authority, religious or political or a deity.