| April 2017 | |||
|---|---|---|---|
| Date | Day | Holiday | Where |
| April-2 | Sunday | Parents' and Children's Day | Florida (Designated Days) |
| April-2 | Sunday | Pascua Florida Day | Florida (Designated Days) |
| April-3 | Monday | Crime Victim and Advocate Commemorative Day | Maryland (Commemorative Days) |
| April-3 | Monday | Gift to Iowa’s Future Recognition Day | Iowa (Recognition Days) |
| April-4 | Tuesday | Equal Pay Day | Maine (Designated Days) |
| April-5 | Wednesday | Retired Teachers' Day | Rhode Island (Special Days) |
| April-6 | Thursday | California Poppy Day | California (Designated Days) |
| April-6 | Thursday | Cesar Chavez Day | Nevada (Observed Days) |
| April-6 | Thursday | Tartan Day | Ohio (Designated Days) |
| April-6 | Thursday | Tartan Day | Nevada (Observed Days) |
| April-6 | Thursday | World War I day | Ohio (Designated Days) |
| April-7 | Friday | Arbor Day | Missouri (Designated Days) |
| April-8 | Saturday | Buddha Day | Hawaii (Designated Days) |
| April-8 | Saturday | Day of recognition for bone marrow donor programs | Virginia (Special Days) |
| April-9 | Sunday | Bataan Day | New Mexico (Designated Days) |
| April-9 | Sunday | Former Prisoner of War Recognition Day | Maine (Designated Days) |
| April-9 | Sunday | Former Prisoners Of War Recognition Day | Missouri (Designated Days) |
| April-9 | Sunday | Former Prisoners Of War Recognition Day | Arkansas (Memorial Days) |
| April-9 | Sunday | Former Prisoners Of War Recognition Day | Arizona, Georgia, Oklahoma (Observed Days) |
| April-9 | Sunday | Former Prisoners Of War Recognition Day | Texas (Recognition Days) |
| April-9 | Sunday | Former Prisoners Of War Recognition Day | Washington (Recognized Days) |
| April-9 | Sunday | POW/MIA Recognition Day | North Carolina (Special Days) |
| April-10 | Monday | Lineman Appreciation Day | North Carolina (Special Days) |
| April-10 | Monday | Missouri Lineworker Appreciation Day | Missouri (Designated Days) |
| April-12 | Wednesday | Anniversary of signing of Halifax Resolves | North Carolina (Special Days) |
| April-12 | Wednesday | RI Patriot Guard Riders Day | Rhode Island (Special Days) |
| April-13 | Thursday | Jefferson Day | Missouri (Designated Days) |
| April-13 | Thursday | John Hanson's Birthday | Maryland (Commemorative Days) |
| April-14 | Friday | Good Friday | New York Stock Exchange |
| April-14 | Friday | Good Friday | Arkansas (Memorial Days) |
| April-14 | Friday | Good Friday | Connecticut, Delaware, Hawaii, Indiana, Kentucky, Louisiana, New Jersey, North Carolina, North Dakota, Tennessee (Public Holidays) |
| April-14 | Friday | Honorary Artists of Oregon Day | Oregon (Commenrations Days) |
| April-14 | Friday | Pan-American Day | Florida (Designated Days) |
| April-15 | Saturday | Confederate Flag Day | Arkansas (Memorial Days) |
| April-15 | Saturday | Dogwood Day | Virginia (Special Days) |
| April-15 | Saturday | Jackie Robinson Day | Missouri (Designated Days) |
| April-15 | Saturday | Local Government Day | Pennsylvania (Designated Days) |
| April-16 | Sunday | Mother Joseph Day | Washington (Recognized Days) |
| April-16 | Sunday | National Healthcare Decisions Day | Maryland (Commemorative Days) |
| April-17 | Monday | Joe Foss Day | South Dakota (Special Days) |
| April-17 | Monday | New Jersey Day | New Jersey (Observed Days) |
| April-17 | Monday | Patriot's Day | New Jersey (Observed Days) |
| April-17 | Monday | Patriot's Day | Maine, Massachusetts (Public Holidays) |
| April-19 | Wednesday | Oklahoma City Bombing Remembrance Day | Oklahoma (Observed Days) |
| April-19 | Wednesday | Patriot's Day | Florida, Missouri, Tennessee (Designated Days) |
| April-19 | Wednesday | Patriot's Day | Arkansas (Memorial Days) |
| April-20 | Thursday | Bob Bartlett Day | Alaska (Designated Days) |
| April-21 | Friday | Arbor Day | Colorado (Designated Days) |
| April-21 | Friday | Dauphine Day | Rhode Island (Special Days) |
| April-21 | Friday | John Muir Day | California (Designated Days) |
| April-22 | Saturday | Combat Veterans Day | Rhode Island (Special Days) |
| April-22 | Saturday | Earth Day | Pennsylvania (Designated Days) |
| April-23 | Sunday | Holocaust Remembrance day | Michigan (Special Days) |
| April-24 | Monday | Arbor Day | Wyoming (Designated Days) |
| April-24 | Monday | Armenian Genocide Remembrance Day | Michigan (Special Days) |
| April-24 | Monday | California Day of Remembrance of the Armenian Genocide | California (Designated Days) |
| April-24 | Monday | Confederate Memorial Day | Alabama, Mississippi (Public Holidays) |
| April-24 | Monday | State Holidays | Georgia (Public Holidays) |
| April-26 | Wednesday | Arbor Day | Rhode Island (Special Days) |
| April-26 | Wednesday | Bird Day | North Dakota (Designated Days) |
| April-26 | Wednesday | Bird Day | Arkansas (Memorial Days) |
| April-27 | Thursday | Denim Day | New Jersey (Observed Days) |
| April-28 | Friday | Arbor Day | Kansas (Commemoration day) |
| April-28 | Friday | Arbor Day | Minnesota, North Dakota, Pennsylvania (Designated Days) |
| April-28 | Friday | Arbor day | Arizona (Observed Days) |
| April-28 | Friday | Arbor Day | Nebraska (Public Holidays) |
| April-28 | Friday | Arbor Day | Iowa (Recognition Days) |
| April-28 | Friday | Arbor Day | Delaware, Michigan, Montana, South Dakota, Virginia (Special Days) |
| April-28 | Friday | Children's Memorial Day | Michigan (Special Days) |
| April-28 | Friday | Take our Daughters to Work Day | New Jersey (Observed Days) |
| April-28 | Friday | Workers Memorial Day | North Dakota, Tennessee (Designated Days) |
| April-28 | Friday | Workers Memorial Day | Nebraska (Observed Days) |
| April-28 | Friday | Workers Memorial Day | Rhode Island (Special Days) |
| April-29 | Saturday | Arbor Day | Nevada (Observed Days) |
| April-30 | Sunday | Children's Day | Idaho (Special Days) |