Klang (/ˈklæŋ/; German: [klaŋ]) may refer to:

• Klang (music), a concept in Riemannian and Schenkerian theories based on the German word Klang, meaning 'resonance' or 'sound
• Klang (Stockhausen) (2004–2007), cycle of compositions by Karlheinz Stockhausen
• Klang (album), the third studio album by The Rakes
• Kling Klang Studio, the private music studio of the band Kraftwerk
• Klang Box, a special-edition boxed set compilation of music by Kraftwerk
• Der ferne Klang, opera by Franz Schreker
• Klang, a band formed by Donna Matthews after the breakup of Elastica

• Klang River, river that flows through the state of Selangor and territory of Kuala Lumpur into the strait of Malacca
• Klang Valley, district in Selangor surrounding Klang river
  • Klang (city), the royal capital of the state of Selangor
  • Klang (federal constituency), represented in the Dewan Rakyat
  • Klang District, a district that contains the city of Klang, but does not administer it
  • Ulu Klang
  • Bandar Klang (state constituency), formerly represented in the Selangor State Legislative Assembly (1974–86; 1995–2004)
  • New Klang Valley Expressway
  • Klang Parade
  • North Klang Straits Bypass
  • Klang Komuter station
  • Jalan Klang Lama
  • Klang Sentral
  • Duta–Ulu Klang Expressway
  • Klang–Banting Highway
  • South Klang Valley Expressway
  • New North Klang Straits Bypass
  • Genting Klang–Pahang Highway
  • Klang Gates Dam
  • Klang High School
  • Gurdwara Sahib Klang
  • Bandar Bukit Tinggi
  • Pandamaran
  • Bandar Baru Klang
• Port Klang
  • Port Klang Line
  • Port Klang Komuter station
  • Pelabuhan Kelang (federal constituency), represented in the Dewan Rakyat (1974–86)
  • Pelabuhan Klang (state constituency), represented in the Selangor State Legislative Assembly (1995–present)
• Klang War, series of conflicts in the Malay state of Selangor

• Klang, Moselle, a commune in the Moselle department in Lorraine in northeastern France

• Ban Klang: Ban Klang, San Pa Tong or Ban Klang, Wang Thong
• San Klang: San Klang, San Kamphaeng or San Klang, San Pa Tong
• Na Klang District
• Klang Plaza

• Donnie Klang (born 1985), singer from New York City and Making the Band 4 contestant
• Gary Klang (born 1941), Haitian-Canadian poet and novelist
• Klaus Klang (born 1959), musician from Brussels, Belgium

• Clanging, a psychological phenomenon
• Klang Beer, a Cambodian beer
• Klang, a Pokémon
• Nordischer Klang, the largest festival of Nordic culture in Germany
• Rojak Klang
• We Are Klang, a comedy sketch group

• All pages with titles containing Klang