Matching may refer to:
- Matching, Essex, England
- Matching Green
- Matching Tye
- Matching (graph theory), in graph theory, a set of edges without common vertices
- Matching (statistics), a technique for reducing bias when analyzing data from observational studies
- Matching gift
- Matching principle, an accounting method
- Matching theory (macroeconomics) the assigning of job candidates to vacancies
- Matching, the process of allocating medical graduates to internship programs
- Matchmaking, the process of introducing people for the purpose of marriage
- Impedance matching, in electronics, attempting to make the output impedance of a source equal to the input impedance of the load to which it is ultimately connected
- Pattern matching, in computer science, a way to recognize patterns in strings
- String matching algorithm, in computer science, another simpler way to recognize patterns in strings
- Matching, in finance, the matching process associates the two sides of a trade coming from two couterparties that negotiated an over-the-counter operation. Both sides have opposite directions: if A is buying a financial instrument from B, it is because B sold it. Matching trades is a necessary practice that reduces risk for settlement or delivery. Matching is the basic operation for clearing.