Dyche is a surname. Notable people with the surname include:

• Lewis Lindsay Dyche (1857-1915), American naturalist
• Mick Dyche (born 1951), English guitarist
• Schubert R. Dyche (1893-1982), American football and basketball coach
• Sean Dyche (born 1971), English footballer and manager
• Thomas Dyche, English lexicographer

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