Troll cross
A bent-iron amulet sold as traditional Swedish protection against trolls. Its documented history begins in the 1990s.
The drawing above shows one form of the symbol. Historical examples vary (sometimes considerably), and no single version should be treated as canonical.
Earliest attestation: 1990s
The oldest surviving appearance we can actually point to.
The troll cross as now sold (a loop of iron bent into an odal-like shape with a hooked end) is attributed to the Swedish smith Kari Erlands, who made the first one in western Dalarna in the late 1990s and said they had copied a shape found on a family farm. That account comes from the maker and is repeated in popular sources without evidence; the retellings do not even agree whose farm it was. What can be checked is the other half: no archaeological or manuscript attestation has been produced, the object is absent from the scholarly literature on Norse amulets, and no study of it exists at all, which is itself the most useful thing to know about it.
Historical use
Scandinavian tradition does record iron as protective against trolls and other beings, and iron objects were hung in barns and over doorways for that purpose. That general practice is real and well documented; this specific object is not documented before the modern period.
Modern use
Sold widely as a Viking or ancient Swedish protective amulet, particularly in tourist and online jewellery markets. Neither description survives contact with the amulet literature, in which this object does not appear. How widely it sells is an observation of that market rather than a documented figure.
Common misconceptions
Claims about this symbol that circulate widely and do not hold up.
The troll cross is routinely described as an ancient Norse amulet. There is no evidence for it before the late 20th century.
Sources
Full references on the sources page.