Globally, พัชรพันธ์ (Phatcharapan 
, Phacharaphan , พัชรพันธ์ ) is a very rare epicene forename. The first name พัชรพันธ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare unisex name. Much less frequently, พัชรพันธ์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Phatcharapan | United States, Thailand |
| พัชรพันธ์, Phacharaphan | Thailand |
| Patchapan | Malaysia, South Africa, India, Thailand |
Pacharapan, Pacharaphan, Pacharaphun, Pacharapun, Patchaapan, Patchakaphan, Patchalapan, Patchapapan, Patchaphan, Patchapun, Patcharapan, Patcharaphan, Patcharapun, Patcharpan, Patchatraphan, Patchrapun, Phachadapan, Phachaphan, Phacharapan, Phacharapun, Phatchaphan, Phatcharaphan, Phatcharaphun, and Phatcharapun
มาลสุทธิ์, รจิตโรจน์, พิธรรมมา, สุวรรณอักษร, and สุทธิวรรณ