Family name หมึก (Inkum 
, หมึก , Muek 
) , across the world, is quite a rare last name. The cognomen หมึก is characteristic of Ghana, where it is quite a rare surname, Thailand, where it is a rare surname, and Germany, where it is an extremely rare surname. In absolute terms, it is the most numerous in Ghana, Thailand, and the United States. Very seldom, หมึก is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Inkum | Thailand, United States, Malaysia, Ghana, India |
| Inkut, หมึก | Thailand |
| Muek | Germany, Thailand, Malaysia, New Zealand, India |
Iink, Ingum, Inkad, Inkahm, Inkai, Inkam, Inkame, Inkampa, Inkan, Inkang, Inkapoh, Inkar, Inkass, Inkat, Inkate, Inkavesvaanit, Inkaw, Inkawn, Inkay, Inkb, Inkcr, Inkdow, Inkeal, Inkel, Inken, Inkeo, Inker, Inkerd, Inkerw, Inket, Inkew, Inkh, Inkha, Inkhaw, Inkhay, Inkhew, Inkhian, Inkhm, Inkho, Inkhog, Inkhum, Inki, Inkian, Inkiew, Inkim, Inkitrot, Inkk, Inkka, Inkko, Inklam, Inklap, Inklaw, Inklay, Inklib, Inklow, Inklud, Inklup, Inkly, Inkoe, Inkome, Inkorn, Inkosum, Inkot, Inkow, Inkram, Inkrant, Inkri, Inkrit, Inkrod, Inkrog, Inkud, Inkue, Inkuea, Inkumban, Inkumnoed, Inkumpan, Inkung, Inkuntod, Inkure, Inkwj, Inky, Inkze, and Inlk