Must one wash his hands after cutting someone else’s hair?<a href="#_ftn1" name="_ftnref1">[1]</a>
Yes.<a href="#_ftn2" name="_ftnref2">[2]</a>
<a href="#_ftnref1" name="_ftn1">[1]</a> Kaf Hachaim 4:92; Yifei Laleiv 1:18 [Kuntrus Achron] that so is the custom of the world.
<a href="#_ftnref2" name="_ftn2">[2]</a> As it is common for the barber to touch the persons hair which is full of sweat.

Shulchan Aruch HaRav | ❓Must one wash his hands after cutting someone else’s hair?

Must one wash his hands after cutting someone else’s hair?[1] Yes.[2] [1] Kaf Hachaim 4:92; Yifei Laleiv 1:18 that so is the custom of the world. [2] As it is common for the barber to touch the persons hair which is full of sweat.