Cognomen Lioy (Lioy 
) , worldwide, is quite a rare surname. The surname Lioy is habitual in Argentina, where it is a rare surname, Italy, and Uruguay. Not in comparison with a country's population, it is the most numerous in Italy, Argentina, and the United States. Very seldom, Lioy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lioy | Italy, Brazil, United States, Romania, Argentina |
| felice lioy Italian lawyer and politician, IT (b. 1743) |
|
|
|
paolo lioy Italian naturalist and politician, IT (b. 1834) |
|
| giuseppe lioy Italian politician, IT (b. 1837) |
|
|
| diodato lioy Italian journalist, IT (b. 1839) |
|
|
| paul j. lioy American scientist, US (b. 1947) |
|
|
| antonio lioy Italian professor, IT (b. 1958) |
|
|
| dan lioy (b. 1958) |
|
|
| simone lioy researcher |
|
|
| virginia s lioy researcher |
|
|
| ernesto lioy researcher |
|
Mr, Lara, Lisa, Lori, Luis, Luiz, Jane, Jano, Jose, John, Joao, Jean, Juan, Tony, Tina, Nico, Nina, Nino, Elsa, Eric, Erik, Hugo, Geno, Dyna, Ryan, Rita, Ana, Amy, Bob, Kem, Dan, Teo, Mary, Mati, Maxi, Mike, Vito, Sean, Anna, Anne, Adam, Axel, Cami, Paul, Pino, Raul, Rosa, Rose, Aldo, and Vera