Catholic Easter Sunday in 1863 was on April 5

Easter Sunday is the central and most significant celebration in the Christian liturgical calendar, marking the resurrection of Jesus Christ from the dead, as described in the New Testament of the Bible.

Easter is a movable feast, meaning its date changes each year. It is celebrated on the first Sunday following the first full moon after the vernal equinox.

Easter Sunday marks the beginning of the liturgical season of Eastertide, which lasts for 50 days until the celebration of Pentecost (Sunday, May 24 in 1863).

See Catholic Calendar for 1863

Catholic Easter in future and past years

Future Years
1864 Sunday, March 27
1865 Sunday, April 16
1866 Sunday, April 1
1867 Sunday, April 21
1868 Sunday, April 12
1869 Sunday, March 28
1870 Sunday, April 17
1871 Sunday, April 9
1872 Sunday, March 31
1873 Sunday, April 13
1874 Sunday, April 5
1875 Sunday, March 28
1876 Sunday, April 16
1877 Sunday, April 1
1878 Sunday, April 21
1879 Sunday, April 13
1880 Sunday, March 28
1881 Sunday, April 17
1882 Sunday, April 9
1883 Sunday, March 25
1884 Sunday, April 13
1885 Sunday, April 5
1886 Sunday, April 25
1887 Sunday, April 10
1888 Sunday, April 1
Past Years
1862 Sunday, April 20
1861 Sunday, March 31
1860 Sunday, April 8
1859 Sunday, April 24
1858 Sunday, April 4
1857 Sunday, April 12
1856 Sunday, March 23
1855 Sunday, April 8
1854 Sunday, April 16
1853 Sunday, March 27
1852 Sunday, April 11
1851 Sunday, April 20
1850 Sunday, March 31
1849 Sunday, April 8
1848 Sunday, April 23
1847 Sunday, April 4
1846 Sunday, April 12
1845 Sunday, March 23
1844 Sunday, April 7
1843 Sunday, April 16
1842 Sunday, March 27
1841 Sunday, April 11
1840 Sunday, April 19
1839 Sunday, March 31
1838 Sunday, April 15