Across the world, Guicciardini (Guicciardini 
) is an extremely rare feminine first name. Much more prevalently, Guicciardini is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Guicciardini | United Kingdom, Italy, United States, Argentina, France |
| conte palatino lorenzo guicciardini Peerage person ID=174275 |
|
Anna, Jacopo, Tamara, Tuccio, Nicola, Ilaria, Mariela, Melissa, Michele, Stefano, Antonio, Claudio, Beverly, Rosalba, Rosario, Roberto, Richard, Gennaro, Giacomo, Leticia, Liliana, Lorenzo, Lorena, Lauren, Giulio, Giulia, Paul, Pepi, Rita, Luca, Tina, Neri, Vito, Maria, Marie, Angel, Luciana, Conte, Paola, Piero, Luisa, Luana, Tammy, Uliva, Meghan, Angela, Adrian, Ronald, Corsi, and Nicolas