Interesting question (tough it is completely irrelevant to the case). As far as I know it is an “old” name not a “refreshed” one. According to [1] it was adop

Interesting question (tough it is completely irrelevant to the case). As far as I know it is an “old” name not a “refreshed” one. According to [1] it was adopted as a first name in the Middle Ages, specifying the time a boy was born, and then became a family name (via A son of B). [1] https://dbs.bh.org.il/he/ניסן-87656/שםמשפחה https://dbs.bh.org.il/he/ניסן-87656/שםמשפחה