April 2015
1 April Fool's Day
1 Birthday of Sergei Rachmaninoff (1873-1943)
1 Birthday of Wangari Maathai (1940-2011)
2 Maundy Thursday (Western churches)
3 Passover (Jewish) (until April 10)
3 Good Friday (Western churches)
3 Birthday of Jane Goodall (b. 1934)
4 Birthday of Maya Angelou (1928 - 2014)
4 Holy Saturday (Western churches)
4 Dr. Martin Luther King Jr.’s Assassination
5 Pandita Ramabai’s Birthday
5 Easter (Western churches)
5 Palm Sunday (Eastern Christian Churches)
7 World Health Day
7 Birthday of Ravi Shankar (b. 1920)
7 Birthday of William Ellery Channing (1780 - 1842)
7 Birthday of William Wordsworth (1770-1850)
8 Birthday of Barbara Kingsolver (b. 1955)
8 Kofi Annan’s Birthday (b. 1938)
9 Maundy Thursday (Eastern Christian Churches)
9 Birthday of Paul Bustill Robeson (1898 - 1976)
10 Good Friday (Eastern Christian Churches)
10 Birthday of Joseph Pulitzer (1847 - 1911)
11 Holy Saturday (Eastern Christian Churches)
12 Easter (Eastern Christian Churches)
12 Volunteer Week (until April 18)
13 Anniversary of Handel's "Messiah"
15 Birthday of Leonardo da Vinci (1452 - 1519)
16 Holocaust Remembrance Day
17 Global Youth Service Day (until April 19)
21 Birthday of John Muir (1838 - 1914)
21 Birthday of Charlotte Bronte (1816 - 1855)
21 Birthday of Sr. Helen Prejean, CSJ (b. 1939)
22 Birthday of Yehudi Menuhin (1916 - 1999)
22 Earth Day
22 Administrative Professionals Day
23 Birthday of Sergei Prokofiev (1891 - 1953)
23 Birthday of William Shakespeare (1564 - 1616)
25 Annual Sense of Smell Day
25 ANZAC Day
26 Birthday of Frederick Law Olmsted (1822 - 1903)
27 John James Audubon (1785 - 1851)
27 Birthday of Mary Wollstonecraft (1759 - 1797)
27 Birthday of Coretta Scott King (1929 - 2006)
30 Birthday of Annie Dillard (b. 1945)
  
May 2015
1 Birthday of Judy Collins (b. 1934)
1 Global Love Day
1 Mother Goose Day
1 Wesak Festival (until May 3)
1 Birthday of Fr. Teilhard de Chardin (1881 - 1955)
1 May Day
3 Birthday of May Sarton (1912 - 1995)
4 Birthday of Horace Mann (1796 - 1859)
5 Cinco de Mayo
7 Birthday of Peter Ilyich Tchaikowsky (1840 - 1893)
7 Birthday of Johannes Brahms (1833 - 1897)
7 Birthday of Robert Browning (1812 - 1889)
8 Rabindranath Tagore’s Birthday
9 International Migratory Bird Day (IMBD)
9 Birthday of James Matthew Barrie (1860 - 1937)
10 Mother's Day
11 Feast Day of St. Comgall
11 Birthday of Irving Berlin (1888 - 1989)
12 Birthday of Br. Roger of Taize (1915 - 2005)
12 Birthday of Florence Nightingale (1820 - 1910)
13 Feast of Julian of Norwich (c. 1342 - 1417)
14 Ascension
15 International Conscientious Objectors' Day
15 Birthday of L. Frank Baum (1856 - 1910)
17 Brown vs. Board of Education Ruling
17 Iroquois Strawberry Ceremony (until May 20)
19 Festival of the Sacred Spring
20 Birthday of Rose Hawthorne (1851-1926)
22 Birthday of Richard Wagner (1813 - 1883)
22 Birthday of Mary Stevenson Cassatt (1844 - 1926)
23 Birthday of Antoinette Brown Blackwell (1825-1921)
23 Declaration of the Báb (until May 24)
25 Memorial Day Observed
25 Buddha's Birthday
25 Birthday of Ralph Waldo Emerson (1803 - 1882)
27 Birthday of Julia Ward Howe (1819 - 1910)
27 Birthday of Rachel Carson (1907 - 1964)
29 Ascension of Baha'u'llah
31 Birthday of Walt Whitman (1819 - 1892)
31 Birthday of Beverly Sills (1929 - 2007)