Graph may refer to:

• Graph (discrete mathematics), a structure made of vertices and edges
  • Graph theory, the study of such graphs and their properties
• Graph (topology), a topological space resembling a graph in the sense of discrete mathematics
• Graph of a function
• Graph of a relation
• Graph paper
• Chart, a means of representing data (also called a graph)

• Graph (abstract data type), an abstract data type representing relations or connections
• graph (Unix), Unix command-line utility
• Conceptual graph, a model for knowledge representation and reasoning
• Microsoft Graph, a Microsoft API developer platform that connects multiple services and devices

• HMS Graph, a submarine of the UK Royal Navy

• Complex network
• Graf
• Graff (disambiguation)
• Graph database
• Grapheme, in linguistics
• Graphemics
• Graphic (disambiguation)
• -graphy (suffix from the Greek for "describe," "write" or "draw")
• List of information graphics software
• Statistical graphics