Many fonts on Typekit support Italian. You can browse fonts that support Italian by selecting "Italian" from the list of supported languages in the sidebar under browse fonts.
All fonts that support Italian include (at minimum) the following letter characters:
| A | B | C | D | E | F | G | H |
| I | J | K | L | M | N | O | P |
| Q | R | S | T | U | V | W | X |
| Y | Z | a | b | c | d | e | f |
| g | h | i | j | k | l | m | n |
| o | p | q | r | s | t | u | v |
| w | x | y | z | À | È | É | Ì |
| Í | Ï | Ò | Ó | Ù | Ú | è | é |
| ì | í | ï | ò | ó | ù | ú |