Berg is a surname of North European origin. In several Germanic languages (e.g. German, Norwegian, and Swedish), the word means "mountain" or "cliff". Berg may refer to:
In music:
- Alban Berg (1885–1935), Austrian composer
- Bob Berg (1951–2002), American jazz saxophonist
- Cia Berg (born 1963), Swedish singer and television presenter
- Elizabeth Berg (singer) (born 1986), American singer with The Like, daughter of Tony Berg
- Gunnar Berg (composer) (1909–1989), Swiss-born Danish composer
- Joakim Berg (born 1970), lead singer of the Swedish band Kent
- Moe Berg (musician) (born 1959), Canadian singer-songwriter
- Shelly Berg (born 1955), American jazz pianist and educator
- Tim Berg (born 1989), Swedish DJ/producer, also known as AVICII
- Tony Berg (born 1954), American guitarist, father of Elizabeth Berg
- Yung Berg (born 1986), American rapper
In media and the arts:
- A. Scott Berg (born 1949), American biographer
- Adam Berg (director) (born 1972), Swedish music video director, brother of Joakim Berg
- Alan Berg (1934–1984), American talk radio host
- Carol Berg, fantasy writer
- Dave Berg (cartoonist) (1920–2002), American cartoonist for MAD
- Dick Berg (1922–2009), American screenwriter and producer
- Elizabeth Berg (author) (born 1948), American novelist
- Gertrude Berg (1894–1966), American radio and television actress
- Gunnar Berg (painter) (1863–1893), Norwegian painter
- John Berg (actor) (1949–2007), American actor
- Peter Berg, American actor, film director, producer and writer
In politics and religion
- Axel Berg (born 1959), German politician
- Bruno II von Berg (c.1100–1137), Archbishop of Cologne
- David Berg (1919–1994), founder of the religious movement Children of God
- Friedrich Wilhelm Rembert von Berg (1793–1874), Russian statesman and military figure
- Gunnar Berg (politician) (born 1923), Liberal Party
- Gunner Berg, Norwegian priest, writer and politician.
- Herbert Berg (religion), religious studies professor at the University of North Carolina
- John Berg (born 1970), American Catholic cleric
- Michael Berg (born 1945), politician and anti-war activist, father of Nick Berg
- Philip Berg, founder of the Kabbalah Centre
- Philip J. Berg (born 1944), activist and former deputy attorney general of Pennsylvania
- Moe Berg (1902–1972), U.S. baseball player and spy
- Nick Berg (1978–2004), American businessman beheaded in Iraq
In science, medicine, and technology
- Jeremy M. Berg, the director of the National Institute of General Medical Sciences
- Lev Berg (1876–1950), biologist and geographer
- Max Berg (1870–1947), German architect and urban planner
- Otto Berg (scientist) (1873–1939), German chemist, co-discoverer of the element rhenium
- Otto Karl Berg (1815–1866), German botanist and pharmacist
- Paul Berg (born 1926), American biochemist
In sport
- Aki-Petteri Berg (born 1977), Finnish ice hockey player.
- Allen Berg (born 1961), Canadian racing driver
- Andrea Berg (volleyball) (born 1981), German volleyball player
- Dave Berg (baseball), (Born 1970) A retired Major League Baseball player
- Jan Berg (footballer born 1943), Norwegian footballer
- Jan Berg (footballer born 1965), Norwegian footballer
- Jan Berg (Finnish footballer) (born 1985)
- Henning Berg (born 1969), Norwegian football player
- Herbert Berg (bobsleigh), German bobsledder
- Lindsey Berg (born 1980), American volleyball player
- Marcus Berg (born 1986), Swedish football (soccer) player
- Moe Berg (1902-1972), American baseball player and spy
- Odd Berg (footballer) (born 1952), Norwegian football player
- Odd Berg (cyclist) (born 1923), Norwegian cyclist
- Otto Berg (athlete) (1906–1991), Norwegian long jumper
- Patty Berg (1918–2006), American golfer
- Viktor Berg (born 1977), Canadian squash player
In other uses
- Bryan Berg (born 1975) professional cardstacker
- Gunnar Berg (Scouting) (1897-1987), Norwegian American director of the Boy Scouts of America
- Odd Berg (ship-owner born 1894) (1894–1973), Norwegian ship-owner
- Odd Berg (ship-owner born 1907) (1907-2005), Norwegian ship-owner
- Paavo Berg (1911–1941), Finnish fighter ace
- Richard Berg, wargame designer