Family name Giesy (Giesy 
) , throughout the world, is a rare last name. The family name Giesy is habitual in Honduras, where it is a rare surname, the United States, where it is a very rare surname, and Mexico. Very seldom, Giesy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Giesy | Mexico, Honduras, United States, Canada, Brazil |
| john ulrich giesy American physician, novelist and author, US (b. 1877) |
|
|
| robert marshall giesy botanist (b. 1922) |
|
|
|
|
giesy medeiros Brazilian politician, BR |
|
| john p giesy American ecotoxicologist (b. 1948) |
|
|
| daniel giesy Ph.D. University of Wisconsin-Madison 1964 |
|
Sam, Lynn, Jane, Jack, Jade, Josh, John, Joan, Theo, Eric, Erin, Faye, Maria, Marya, Sarah, Susan, Scott, Alice, Alana, Alvin, Alysa, Chris, Lori, Craig, Leah, Ryan, Amy, Bob, Ron, Les, Jay, Tom, Mary, Mark, Mike, Alex, Alan, Anne, Adam, Carl, Beth, Beck, Bill, Kate, Kurt, Ross, Russ, Greg, and Bobby