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Red tops, British tabloid newspapers •
Redtop grass (
Agrostis gigantea •
Brewster Red Tops, now the Brewster Whitecaps, a Massachusetts collegiate summer baseball team •
Hawker Siddeley Red Top, an air-to-air missile •
Red top tube, a blood collection container •
Red Top Young (1936–2021), blues musician • "Red Top", a song by Don Patterson on his album
Four Dimensions • Red Top, or
C20LET, a 2.0L Turbo engine produced by Vauxhall/Opel in the 1990s