27 July – Jens Olsen, clockmaker, locksmith and astromechanic, constructor of the World Clock in Copenhagen City Hall (d. 1945)
Grylewicz was born into a working class family in Berlin, where he finished school and was aprenticed as a locksmith.
Charles Chubb (businessman) (1772–1845), British locksmith and businessman, the founder of Chubb Locks.
Zapa (Jorge Román) is a locksmith apprentice living the simple life in Corrientes with his family.
In that city, he worked as a locksmith at the Jura–Simplon Railway carriage repair works while his mother earned money by selling chestnuts.
Peter Henlein (1479/80 – 1542), German locksmith and watchmaker, often considered the inventor of the portable timepiece
In one Untouchables episode, he was described by series narrator Walter Winchell as "Agent Jack Rossman-- former telephone company lineman, wiretap expert, and a locksmith so talented that "Rossman could open everything but the Pearly Gates.
In the 18th century, a custom developed that travelling smiths and apprentices would hammer a nail into the tree trunk; in particular, from 1715 on, travelling journeyman locksmiths.