Cognomen טיי (Ty 
, Tye 
, Tajs 
) , in the entire world, is a common family name. The cognomen טיי is habitual in Albania, where it is quite a rare surname, Malaysia, and Mauritius. In absolute terms, this name is the most popular in Philippines, China, and the United States. Likewise, טיי is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ty | Philippines, China, Myanmar, United States, Egypt |
| Tye | Philippines, China, Myanmar, United States, Indonesia |
| Tajs | United Kingdom, Poland, Croatia, India, Denmark |
| טיי | Israel |