second quarter of the 13th century) was an artist working in late Romanesque style on Gotland (present-day Sweden).
There exist no written sources about Calcarius and the name is a label, chosen in the 20th century by art historian Johnny Roosval.
It is derived from the fact that this artist was the first to cut sculptures from limestone rather than sandstone on a systematic basis on Gotland.
Only two of them are on Gotland (in Fole and Buttle Church), indicating that the workshop worked on an export market.
These include capitals and/or tympana on Havdhem, Tingstäde, Fole, Linde and Levide Church.