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Not to be confused with Neilsen.
|Look up Nielsen in Wiktionary, the free dictionary.|
Nielsen may refer to:
- Nielsen Holdings PLC, a global information, data and measurement company
- Nielsen Corporation, a marketing research firm
- Nielsen Audio, formerly Arbitron, which measures radio listenership
- Nielsen Broadcast Data Systems, a service also known as BDS that tracks monitored radio, television and internet airplay of songs
- Nielsen Media Research, the company that creates the Nielsen ratings
- Nielsen ratings, a rating system used to gauge television viewing habits in the United States
- Nielsen Norman Group, a computer user interface and user experience consulting firm
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