I have no idea regarding an obit. Didn't find one online, at least not so far.
I did, however, notice a possible connection to the Prince Edward County area and did some searching around and found the following:
Surname, Firstname Library Code Page
Miller, Albert Ogden GEN-FCC-001-1 150
MILLER, Albert Ogden, c.1825- GEN-MCM-001-3 99
Miller, Ogden LIS-BMD-003-1 58
Miller, Ogden GEN-FCC-001-1 150
MILLER, Ogden Sr. GEN-MCM-001-3 70
MILLER, Ogden, bef.1789- GEN-MCM-001-3 71
Greene, Ogden Miller, 1821- LIS-BMD-003-2 26
Contact or Visit the MAGRC
Marilyn Adams Genealogical Research Centre
Box 35, 528 County Road 19
Ameliasburg, Ontario, Canada K0K 1A0
Library Hours at the MAGRC
Monday and Tuesday: 11 am - 4 pm
July & Aug: Mon., Tues., Wed. 11 am - 4 pm,
Closed holiday Mondays, including Easter Monday.
Also closed from 3rd Tue. of Nov. until 3rd Mon. of Jan.
BAPTISMS IN 1796.
Ogden, natural son Fanny Rosier,
" Mar. 2
by Ogden Miller as was supposed
I do not know if this makes things better or worse but I do hope it helps.