The surname Pasol is believed to have its origins in Eastern Europe, particularly within the regions that are now modern-day Poland and Ukraine. This name likely emerged during the medieval period, around the 14th or 15th century, when surnames began to be standardized. The name might derive from the Old Slavic word "pas," meaning "belt" or "girdle," suggesting an occupational origin, possibly linked to someone who made or dealt in belts.

One of the earliest recorded instances of the surname Pasol can be found in the historical records of Galicia, a region that straddles modern Poland and Ukraine. Old manuscripts from the 15th century, such as parish registries and local tax records, frequently document individuals with variations of the name. These records provide insight into the early use of the surname and its dissemination across different areas.

A notable early bearer of the surname was Jakub Pasol, recorded in a 1523 tax registry in the town of Przemyśl. Jakub is described as a prosperous tradesman, suggesting an early association of the Pasol name with commerce and trade. Another early reference to the surname is found in the 1578 census of Lviv, listing Marcin Pasol as a local landowner.

Further references to individuals with the surname include Katarzyna Pasol, born in 1647, who became known for her involvement in local charitable activities in the town of Tarnów. Her deeds were documented in the municipal archives of Tarnów, which highlight her contribution to the establishment of an orphanage in 1692.

Another historical figure, Wojciech Pasol, born in 1721, served as a notable military officer in the Polish-Lithuanian Commonwealth army. He is recorded in military documents spanning from 1745 to 1780, detailing his participation in various conflicts, including the War of the Austrian Succession.

The name Pasol also appears in the records of emigration during the 19th century, notably with Jan Pasol, born in 1803 in Galicia, who emigrated to the United States in 1854. His journey and subsequent settlement in Chicago are documented in letters preserved by his descendants, showcasing the spread of the surname beyond its Eastern European origins.

Finally, Helena Pasol, born in 1895 in Kraków, became a prominent figure in the early 20th-century Polish cultural scene. She was renowned for her contributions to theater and literature, with several plays and writings attributed to her name during the interwar years.

Throughout history, the surname Pasol has been borne by individuals of varying professions and social standings, highlighting its diverse use across different regions and periods. The name's origins, likely tied to an occupational term, and its spread across Eastern Europe reflect the broader historical movements and societal changes over the centuries.