Sha or SHA may refer to:

In people:

• Sha (singer) (born 1979), German female singer
• Zhi Gang Sha, Chinese writer and physician
• Sha Wujing, one of the three helpers of Xuánzàng in the classic Chinese novel Journey to the West

In acronyms:

• Saskatchewan Hockey Association
• Shanghai Hongqiao International Airport, IATA airport code
• Sagamihara Housing Area, an Army installation associated with Camp Zama, Japan
• The Society for Historical Archaeology, scholarly group promoting archaeological study of the modern world
• NHS Strategic Health Authority, part of the National Health Service in England

In science

• SHA hash functions, Secure Hash Algorithm, a set of cryptographic hash functions
• Sample-and-hold amplifier
• Safety Hazard Analysis

In other:

• Sha (Ш, ш), a letter of the Cyrillic alphabet
• Sha (comics), a French comic by Pat Mills
• Sha County, county in Fujian, China
• Sha (animal), the totemic animal of the Egyptian god Set

Sha may also refer to:

• The Dirac comb in mathematics

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