Piatra Șoimului is a commune in Neamț County, Western Moldavia, Romania.

The commune is located in the south-central part of the county, in the foothills of the Tarcău Mountains.

There is a legend that links the names of the two rivers, Calul (the Horse) and Iapa (the Mare), to the studs of Stephen the Great.

[2] At the end of the 19th century, the commune was called Calu-Iapa and was part of Piatra-Muntele plasa of Neamț County.

It consisted of the villages of Calu, Dumbrava Roșie de Jos, Iapa, and Săvinești, with a total of 2,955 inhabitants.