Ohio Northern University 2026-2027 Calendar https://onumusicdept.tandem.co/ Key dates for Ohio Northern University. en-us 8/24/26 Classes Begin https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76867 76867-onumusicdept@intand.com 8/24/26 Week One https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76868 76868-onumusicdept@intand.com 8/31/26 Week Two https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76869 76869-onumusicdept@intand.com 9/7/26 Labor Day (No Classes) https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76849 76849-onumusicdept@intand.com 9/7/26 Week Three https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76870 76870-onumusicdept@intand.com 9/14/26 Week Four https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76871 76871-onumusicdept@intand.com 9/21/26 Week Five https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76872 76872-onumusicdept@intand.com 9/28/26 Week Six https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76873 76873-onumusicdept@intand.com 10/5/26 Week Seven https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76874 76874-onumusicdept@intand.com 10/12/26 Columbus Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76850 76850-onumusicdept@intand.com 10/12/26 - 10/13/26 Fall Break https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76885 76885-onumusicdept@intand.com 10/12/26 Week Eight https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76875 76875-onumusicdept@intand.com 10/19/26 Week Nine https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76876 76876-onumusicdept@intand.com 10/26/26 Week Ten https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76877 76877-onumusicdept@intand.com 10/31/26 Halloween https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76851 76851-onumusicdept@intand.com 11/1/26 Daylight Saving Time Ends https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76853 76853-onumusicdept@intand.com 11/2/26 Week Eleven https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76878 76878-onumusicdept@intand.com 11/9/26 Week Twelve https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76879 76879-onumusicdept@intand.com 11/11/26 Veterans Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76852 76852-onumusicdept@intand.com 11/16/26 Week Thirteen https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76880 76880-onumusicdept@intand.com 11/23/26 - 11/27/26 Thanksgiving Break https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76886 76886-onumusicdept@intand.com 11/23/26 Week Fourteen https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76881 76881-onumusicdept@intand.com 11/26/26 Thanksgiving https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76854 76854-onumusicdept@intand.com 11/30/26 Week Fifteen https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76882 76882-onumusicdept@intand.com 12/7/26 Week Sixteen https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76883 76883-onumusicdept@intand.com 12/14/26 - 12/18/26 Final Exam Week https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76884 76884-onumusicdept@intand.com 12/25/26 Christmas Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76855 76855-onumusicdept@intand.com 1/1/27 New Year's Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76856 76856-onumusicdept@intand.com 1/18/27 Martin Luther King Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76857 76857-onumusicdept@intand.com 1/19/27 Classes Begin https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76887 76887-onumusicdept@intand.com 1/19/27 Week One https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76888 76888-onumusicdept@intand.com 1/25/27 Week Two https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76889 76889-onumusicdept@intand.com 2/1/27 Week Three https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76890 76890-onumusicdept@intand.com 2/8/27 Week Four https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76891 76891-onumusicdept@intand.com 2/14/27 Valentine's Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76858 76858-onumusicdept@intand.com 2/15/27 Presidents' Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76859 76859-onumusicdept@intand.com 2/15/27 Week Five https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76892 76892-onumusicdept@intand.com 2/22/27 Week Six https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76893 76893-onumusicdept@intand.com 3/1/27 Week Seven https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76894 76894-onumusicdept@intand.com 3/8/27 - 3/12/27 Spring Break (No Classes) https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76895 76895-onumusicdept@intand.com 3/14/27 Daylight Saving Time Begins https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76860 76860-onumusicdept@intand.com 3/15/27 Week Eight https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76896 76896-onumusicdept@intand.com 3/17/27 St. Patrick's Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76861 76861-onumusicdept@intand.com 3/22/27 Week Nine https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76897 76897-onumusicdept@intand.com 3/26/27 Good Friday (No Classes) https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76905 76905-onumusicdept@intand.com 3/28/27 Easter https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76862 76862-onumusicdept@intand.com 3/29/27 Week Ten https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76898 76898-onumusicdept@intand.com 4/5/27 Week Eleven https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76899 76899-onumusicdept@intand.com 4/12/27 Week Twelve https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76900 76900-onumusicdept@intand.com 4/19/27 Week Thirteen https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76901 76901-onumusicdept@intand.com 4/20/27 Honors Day (No Classes) https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76906 76906-onumusicdept@intand.com 4/26/27 Week Fourteen https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76902 76902-onumusicdept@intand.com 5/3/27 Week Fifteen https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76903 76903-onumusicdept@intand.com 5/5/27 Cinco De Mayo https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76863 76863-onumusicdept@intand.com 5/10/27 - 5/14/27 Final Exam Week https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76904 76904-onumusicdept@intand.com 5/16/27 Commencement https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76907 76907-onumusicdept@intand.com 5/31/27 Memorial Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76864 76864-onumusicdept@intand.com 6/19/27 Juneteenth https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76865 76865-onumusicdept@intand.com 7/4/27 Independence Day https://onumusicdept.tandem.co/index.php?type=key_date&action=details&id=76866 76866-onumusicdept@intand.com