Sydney Thompson

Sydney Thompson may refer to:

• Sydney Thompson (musician), British bandleader
• Sydney Thompson (politician) (1906–1994), Australian politician
• Sydney Herbert Thompson (1920–1997), Canadian politician
• Sydney Thompson (artist) (1877–1973), New Zealand artist
• Sydney Mary Thompson (1847–1923), Irish geologist, botanist and artist
• Sydney Thompson (footballer) (1892–?), English footballer