Senna is of Latin origin, meaning 'blessed'. It's derived from the Latin word 'senex', which means 'old' but has been used as a given name since the Middle Ages. In some cultures, Senna is considered unisex, although it's more commonly used for males. The name gained popularity in recent years due to its association with Brazilian racing legend Ayrton Senna.
The name Senna experienced a significant increase in popularity over time, with a notable spike starting from the year 2000 onwards. Between 1944 and 1996, the number of annual births with the name Senna fluctuated between 5 and 10. However, beginning in 1997, there was a steady rise in its usage, reaching a peak in 2023 with 104 births. Overall, since 1944, there have been a total of 880 children named Senna.