Trend may refer to:

• Fads and trends, including fashion trend
  • Trendsetter (or early adopter), person who starts (or follows early on) a fashion or technology trend before most other people
• Market trend, prolonged period of time when prices in a financial market are rising or falling faster than their historical average, also known as "bull" and "bear" markets, respectively

Culture

• "Trends" (Asimov), 1939 science fiction short story by Isaac Asimov
• Trend Records, record label
• Trend is dead! records, record label

Business

• Real estate trend, changes impacting real estate brokers, agents and the housing industry
• SSIF Trend, Romanian brokerage company
• Trend Controls, UK company that develops intelligent building solutions
• Trend Micro, Taiwanese company that develops anti-virus computer software

Science

• Trend Type Forecast, short period forecast supplied to airfields
• Trends (journals), a series of scientific journals of biology
• Periodic trends, tendencies of certain elemental characteristics to increase or decrease as one progresses along a row or column of the periodic table of elements
• Trend estimation, statistical analysis of data to extrapolate trends