Qualin, of Latin origin, means 'fifth'. It is derived from the Roman family name Quaulinus, which was occupational in nature, referring to a person who lived near a corner or angle.
The name Qualin seems to have seen a surge in popularity between the years 1989 and 1995, with a total of 35 births during this period. After a dip in the late '90s and early 2000s, there was another increase in usage around 2008, bringing the overall total to 58 births over the span of these years.