| Kellin Wiki & Biography |
| Real Name | Kellin Quinn Bostwick |
| Nickname | Kellin |
| Profession | Singer, Songwriter, Musician |
| Known As | Member of Sleeping with Sirens |
| Age | 37 years (2023) |
| Date of Birth | April 24, 1986 |
| Birthplace | Medford, Oregon, U.S. |
| Nationality | American |
| Ethnicity | White |
| Religion | Christian |
| Gender | Male |
| Height, Weight & Body Measurements |
| Height in Centimeters | 173 cm |
| Height in meters | 1.73 m |
| Height in Inches | 5 feet 8 inches |
| Weight in Kilograms | 60 kg |
| Weight in Pounds | 132 lbs |
| Body Measurements | 38-30-36 |
| Chest Size | 38 |
| Waist Size | 30 |
| Biceps Size | 11 |
| Eye Color | Blue |
| Hair Color | Brown |
| Bodytype | Slim |
| Family and Relatives |
| Father | Jeuse Bostwick |
| Mother | Marie Bostwick |
| Brother | Hudson Quinn and Devereaux Quinn |
| Sister | Harper Quinn and Kailey Quinn |
| Affairs, Girlfriends, and Marital Status |
| Marital Status | Married |
| Girlfriend | Katelynne Quinn |
| Wife/ Spouse | Katelynne Quin
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