Throughout the world, Irwyn (Irwyn 
) is a very rare boy's given name. The given name Irwyn is characteristic of Philippines, where it is a very rare boy's name, and the United States, where it is an extremely rare masculine name. Very seldom, Irwyn is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Irwyn | Malaysia, Mexico, India, Philippines, United States |
| irwyn ranald walters musician and administrator (1902 -1992), GB (b. 1902) |
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| sir alexander de irwyn, 4th of drum Peerage person ID=485891 |
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| grant irwyn Australian road racing cyclist, AU (b. 1984) |
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Ng, Ince Jr, Orvino, O'Neil, Correll, Babulal, Klemzak, Pedrosa, Goerigk, Griffin, Gilbert, Neudeck, Mckibbin, Shepherd, Papillon, Ramadhan, Applebaum, Cassemiro, Kontrovich, Rodriguez, Vangelder, Fernandez, Heikal, Terrat, Thomas, Dsouza, Lim, Amon, Chan, Pais, Ince, Wong, Bince, Roflo, Duran, Greif, Montemayor, Jones, Oneil, Yoong, Santos, Sadien, Simeon, Alpert, Courat, Phelps, Rammer, Davies, Evans, and Yparraguirre