Is My Nanny Off on Family Day coming up on Feb 19?

YES!!

Ontario has nine public holidays:

1. New Year’s Day
2. Family Day
3. Good Friday
4. Victoria Day
5. Canada Day
6. Labour Day
7. Thanksgiving Day
8. Christmas Day
9. Boxing Day (December 26)

Most employees who qualify are entitled to take these days off work and be paid public holiday pay. Click here for more info https://www.ontario.ca/document/your-guide-employment-standards-act-0/public-holidays