Easter has not fallen on April 1st during the past 50 years. The last time was 1956. The next time is 2018.
In the last 60 years Easter Sunday has fallen on April 12 in the years 1998 and 2009. Previous to this Easter Sunday fell on this date in 1936. Easter Sunday is due to fall on this date again in the year 2020.
Easter can be on any day between the 22nd of March and the 25th of April, so yes, it often has fallen on the 6th of April. In the past century it did so in 1947, 1958, 1969 and 1980 and will next do so in 2042.
Easter Sunday has fallen on April 3 in 1763, 1768, 1774, 1825, 1831, 1836, 1904, 1983, 1988 and 1994. Easter Sunday will next fall on April 3 in 2067.
Easter Sunday last fell on April 4 in 2010. Easter Sunday has previously fallen on this date in the years 1706, 1779, 1790, 1847, 1858, 1915, 1920, 1926 and 1999. Easter Sunday will next fall on April 4 in 2021.
Easter Sunday has occurred on April 12 in the following years - 1705, 1716, 1789, 1846, 1857, 1868, 1903, 1914, 1925, 1936, 1998 and 2009. Easter Sunday is due to fall on this date again in the year 2020.
Twice between 1980 and 2009 (1998 & 2009). Sorry, I don't know before 1980.
In the last 60 years, Easter Sunday has fallen on March 26 in the years 1967 1978 and 1989.
Easter Sunday has fallen on April 12th in the following years - 1705, 1716, 1789, 1846, 1857, 1868, 1903, 1914, 1925, 1936, 1998 and 2009. Easter Sunday is due to fall on this date again in the year 2020.
Easter Sunday has fallen on April 7th in the following years - 1765, 1822, 1833, 1844, 1901, 1912, 1985 and 1996. Easter Sunday is due to fall on this date again in the year 2075.
Not often, as the calendar changes every year
That only happens when Easter falls on April 8, which happens on average once every 35½ years.
Twice, 2007 and 1966