Below are the dates for, among others, Parents' Day 2012 and Parents' Day 2013.
You can also see on which day the holiday falls and how many days it is until this holiday.

Holiday	Date		Week number	Number of days to go
Parents' Day 2012	July 22, 2012	Sunday	30	169
Parents' Day 2013	July 28, 2013	Sunday	31	540
Parents' Day 2014	July 27, 2014	Sunday	31	904
Parents' Day 2015	July 26, 2015	Sunday	31	1268
Parents' Day 2016	July 24, 2016	Sunday	30	1632
Parents' Day 2017	July 23, 2017	Sunday	30	1996
Parents' Day 2018	July 22, 2018	Sunday	30	2360
Parents' Day 2019	July 28, 2019	Sunday	31	2731
Parents' Day 2020	July 26, 2020	Sunday	31	3095
Parents' Day 2021	July 25, 2021	Sunday	30	3459
Parents' Day 2022	July 24, 2022	Sunday	30	3823

See besides 'Parents' Day' even more holidays, click on one of the links below.
2012 Holidays   •   2013 Holidays   •   2014 Holidays   •   2015 Holidays

See also the 2012 Calendar.