Family name Colaianni (Colaianni 
) , in all the world, is quite a rare cognomen. The cognomen Colaianni is habitual in Aland Islands, where it is quite a common surname, Italy, where it is quite a rare surname, and Belgium, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Italy, the United States, and Argentina. Very seldom, Colaianni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Colaianni | Argentina, France, United States, Belgium, Italy |
| agostino colaianni Roman Catholic bishop, IT (b. 1751) |
|
|
|
james f. colaianni American theologian, US (b. 1922) |
|
|
joseph v. colaianni American judge, US (b. 1933) |
|
|
nicola colaianni Italian magistrate and politician, IT (b. 1946) |
|
| louis colaianni American actor (b. 1959) |
|
|
| graziana colaianni researcher |
|
|
| pasquale colaianni researcher |
|
|
| c alessandra colaianni researcher |
|
|
| giampiero colaianni Italian archaeologist, IT |
|
|
| giuseppe colaianni IT |
|