| Kisik Kwon ("Astronomy Club of Busan, South Korea.") |  | k6xt ("Born many years before the transistor was invented, back when computers were made with the...") | |
 | Kotulic Bunta ("1. My age is about 4.3362e+29 of helium half lives. 2. Structure of atoms creating my...") |  | kate |
| Kaar ("Hello to all, I have 45 years and it appeals to a lot to feel to me to me useful. For this...") |  | Kurokuro | |
 | Korz53 |  | Krunchin-Keith [USA] ("Kaptain of team USA BOINCin since 10-Apr-2004 (2.28) ~~~ Alpha and Beta tester Visit...") |
 | kirk2001 |  | keandobus ("I am originally from Marinette, WI but moved to the Twin Cities (MPLS/STPL) in 2006. I am...") |
