Oza is of Hebrew origin, meaning 'strong'. It's often associated with the Old Testament figure of Joshua (also known as Oshea), whose name was changed to Joshua ('Yahweh is salvation') by God himself. In the Bible, Oza/Oshua played a significant role in leading the Israelites into the Promised Land after Moses' death.
The name Oza experienced fluctuations in popularity over the years, with no significant trend towards increasing or decreasing frequency. The highest number of births recorded was 13 in 1924, while several years had only 5 births each. Overall, there were 154 births listed from 1899 to 1949.