{trephin} (tref-fin) N 1. A dynamic team of stylists dedicated to hair craftsmanship and revitalizing style in Downtown Boston.

About Us

In the vibrant heart of downtown Boston, Trephinโ€”voted Boston Magazineโ€™s Best of Boston 2011, 2013, 2015, 2016 & 2018โ€”is a salon that welcomes you with warmth and wows you with its quirky, comfortable style. Here, youโ€™ll enjoy a level of service second to none. Owner Nathan Knowles brings years of experience to his work. Along with a unique combination of editorial work, education, fashion, and passion.

At Trephin every stylist begins by listening. Because itโ€™s impossible to create a look for you without putting you in the center of the creative process. Whether you have booked a simple trim, a consultation to solve a daunting color puzzle, or a new cut for a new look, every visit is individualized for who you are and what you want, today. Come to Trephin with confidence, knowing that every product that touches your hair is healthy, beneficial and the finest available. And leave with confidence, knowing you look your very best.

  • Trephin Salon space

Our Products

  • R+Co Product Line
  • Kevin Murphy
  • Pulp Riot
  • Calura
  • Cult + King
  • Evo
  • Hotheads Hair Extensions
  • Oligo
  • Olaplex
Monday

inquire for an appointment

Tuesday & Wednesday

Sean (8am - 6pm)
Joe
Laura
Kristie*
Nate (Wednesday 3p - 8p)
Steph (Wednesday 12p - 8p)
Karen (Wednesday)

Thursday & Friday

Ashleigh
Maura
Janet
Ali
Karen
Joe (Thursday 12p - 8p)
Laura (Thursday 3p - 8p)
Nate (Friday 12p - 8p)
Steph (Friday 12p - 8p)

Saturday & Sunday

Nate
Steph
Gina
Karen
Kristie*
Ashleigh (Saturday 10a - 8p)
Janet (Saturday 12p - 8p)
Ali (Saturday 12p - 8p)
Sean (Sunday 12p - 8p)
Maura (Sunday 11a - 7p)
Laura (Sunday 10a - 8p)

*Available every 6 weeks