The Swedish Women's Voluntary Defence Organization Medal of Merit (Swedish: Riksförbundet Sveriges lottakårers förtjänstmedalj, SLKgm/sm) is a medal awarded by the Swedish Women's Voluntary Defence Organization since 1944 (silver) and 1967 (gold) for personal effort which has been useful for the organization through extraordinarily meritorious activities.

The Swedish Women's Voluntary Defence Organization Royal Medal of Merit in silver was established in 1944 and the one in gold in 1967.

The obverse of the medal is provided with the organization's emblem and the reverse with the inscription Förtjänster om Sveriges Lottaorganisation ("Merits about the Swedish Women's Voluntary Defence Organization").

The medal can also be awarded to Swedish citizens who is not a member as a reward for many years of meritorious efforts for the benefit of the organization.

Examples are unit commanders, instructors, representatives of the Home Guard or voluntary organizations and other executives within the Swedish Total Defence system with whom the organization collaborates.