Miss USA World 1964
Miss USA World 1964 was the 3rd edition of the Miss USA World pageant and it was held in Detroit, Michigan and was won by Jeanne Marie Quinn of New York. She was crowned by outgoing titleholder, Michele Bettina Metrinko of New York City, NY. Quinn went on to represent the United States at the Miss World 1964 Pageant in London later that year. She finished in the Top 16 at Miss World.
Results
Placements
| Final results | Contestant |
| Miss USA World 1964 |
|
| 1st Runner-Up |  Alaska – Patricia Susan Marlin |
| 2nd Runner-Up |  Chicago, IL – Jana Flores |
| 3rd Runner-Up |  Michigan – Susan Lynne Pill |
| 4th Runner-Up |  Illinois - Susan Rye |
| Top 7 |  New York City, NY - Ruth Stein Ohio - Sharon Hoefling |
| Top 15 |  California - Diana Dean Columbus, OH - Sally Shrader Connecticut - Betty Stark Los Angeles, CA - Eddi Zippi  Nebraska - Susan Phillips North Carolina - Susan Harrill South Carolina - Nancy Sanders |
New York – Jeanne Marie QuinnSpecial awards
Delegates
The Miss USA World 1964 delegates were:- Alaska - Patricia Susan Marlin
- Annapolis, MD - Gloria Mathis
- Arizona - Sharee Sims
- Arkansas - Linda Davis
- Boston, MA - Diane Tibert
- California - Diana Dean
- Chicago, IL – Jana Flores
- Colorado - Margaret Bentley
- Columbus, OH - Sally Shrader
- Connecticut - Betty Stark
- Detroit, MI - Robin Hoag
- District of Columbia - Louise Wilson
- Florida - Carole Hale
- Georgia - Marshall Clarke
- Idaho - Desiree La Monte
- Illinois - Susan Rye
- Indiana - Linda Creek
- Iowa - Ellen Citko
- Kansas - Teri Blewitt
- Los Angeles, CA - Eddi Zippi
- Louisiana - Rebecca Larguier
- Maine - Jean Fuller
- Maryland - Laurie Mills
- Massachusetts - Monika Sands
- Michigan - Susan Lynne Pill
- Milwaukee, WI - Rita Mortenson
- Minnesota - Krisana Peterson
- Missouri - Adrienne Miller
- Morgantown, WV - Ingrid Wamsley
- Nebraska - Susan Phillips
- New Haven, CT - Lucille Cordane Douglas
- New Hampshire - Myrna Smith
- New Jersey - Genora Rosypal
- New York - Jeanne Marie Quinn
- New York City, NY - Ruth Stein
- North Carolina - Susan Harrill
- Ohio - Sharon Hoefling
- Oklahoma - Mickey Moffit
- Oregon - Maureen McCabe
- Pennsylvania - Sharon Weiner
- Philadelphia, PA - Helen Smith
- Rhode Island - Madalyn Davis
- San Francisco, CA - Susan Arnell
- South Bend, IN - Jacquelyn Forester
- South Carolina - Nancy Sanders
- Tennessee - Barbara Spangler
- Texas - Joan Neel
- Utah - Carla Starley
- Vermont - Judith Callison
- Washington - Betty Silcott
- West Virginia - Jonny Stephenson
- Wisconsin - Bozena Wilk
- Wyoming - Lou Ann Eden
Did not Compete
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Crossovers
;Miss USA
- 1963: ': Jeanne Marie Quinn
- 1964: ': Patricia Susan Marlin
- 1964: : Jeanne Marie Quinn