Trend may refer to:

In Business:

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

In Culture:

• Fads and trends
• Trendsetter (or early adopter). A person among the few who start a fashion or technology.
• Fashion trends, about fashion
• trend is dead! records, a record label
• Trend Records (UK), A record label
• Trend Records, a record label
• "Trends" (Asimov), a 1939 science fiction short story by Isaac Asimov

In Science:

• Trend Type Forecast a short period forecast supplied to airfields.
• Trends (journals), a series of scientific journals of biology
• Periodic trends, the 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.