1966 Preakness Stakes

{{short description|91st running of the Preakness Stakes}}

{{Use mdy dates|date=August 2023}}

{{Infobox horse race

| surface = Dirt

| name = 91st Preakness Stakes

| horse race = The Preakness Stakes

| location = Pimlico Race Course,
Baltimore, Maryland,
United States

| image =

| caption = "The Second Jewel of the Triple Crown"
"The Run for the Black-Eyed Susans"

| date = May 21, 1966

| winning horse = Kauai King

| winning jockey = Don Brumfield

| conditions = Fast

| previous = 1965

| next = 1967

}}

The 1966 Preakness Stakes was the 91st running of the $200,000 Preakness Stakes thoroughbred horse race. The race took place on May 21, 1966, and was televised in the United States on the CBS television network. Kauai King, who was jockeyed by Don Brumfield, won the race by one and three quarter lengths over runner-up Stupendous. Approximate post time was 5:48 p.m. Eastern Time. The race was run on a fast track in a final time of 1:55-2/5.Daily Racing Form, May 22, 1966 Preakness Stakes Chart. The Maryland Jockey Club reported total attendance of 36,114, this is recorded as second highest on the list of American thoroughbred racing top attended events for North America in 1966.2010 Preakness Stakes Media Guide; page 73 (page P-7 of The Preakness section).