Marker Logo
THE HISTORICAL
MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
Alexandria in Licking County, Ohio — The American Midwest (Great Lakes)
 

Willoughby Dayton Miller

 
 
Willoughby Dayton Miller Marker, Side One image. Click for full size.
Photographed by J. J. Prats, October 21, 2006
1. Willoughby Dayton Miller Marker, Side One
Inscription. 1853–1907. Born in Alexandria in 1853, Willoughby Dayton Miller received his primary education in a nearby one-room schoolhouse. He graduated from the University of Michigan in 1875 and then studied in Edinburgh, Scotland. Later, he traveled to Berlin, Germany where he met an expatriate American dentist, Dr. Frank Abbot, who encouraged him to study dentistry. Graduating from the University of Pennsylvania School of Dental Medicine in 1879, Miller returned to Berlin and joined Abbot’s practice. Two years later, he gained a research appointment at the University of Berlin where he embarked on a career that brought the science of bacteriology into dentistry. In 1889, he published his research findings of the study of oral bacteria and the process of dental caries (tooth decay) entitled The Micro-Organisms of the Human Mouth. For his work,
Paid Advertisement
Click or scan to see
this page online
Miller is credited as the first to accurately describe the process of tooth decay.

Willoughby Dayton Miller never forgot his Ohio roots. He visited his homestead often and in 1892, purchased the family farm in Alexandria, entrusting it to his nephew, O.A. Brooks. Recognized throughout the world for his research, he was offered and accepted the deanship of the University of Michigan College Dentistry in 1907. His family moved from Berlin to the United States and Miller spent the summer in Alexandria preparing for his deanship and playing golf on his farm. In late July, he suffered a fatal appendicitis. His death was a shock to the dental profession. He is buried in Alexandria at the Maple Grove Cemetery. In 1915, a memorial statue was placed at The Ohio State University, located today in the courtyard of the College of Dentistry. A second memorial was erected at the University of
Willoughby Dayton Miller Marker, Side Two image. Click for full size.
Photographed by J. J. Prats, October 21, 2006
2. Willoughby Dayton Miller Marker, Side Two
Michigan in 1940.
 
Erected 2006 by the Columbus Dental Society, W.D. Miller Dental Society – Marc and Amy Lewis, and the Ohio Historical Society. (Marker Number 19-45.)
 
Topics and series. This historical marker is listed in these topic lists: Arts, Letters, MusicEducationScience & Medicine. In addition, it is included in the Ohio Historical Society / The Ohio History Connection series list. A significant historical year for this entry is 1907.
 
Location. 40° 5.391′ N, 82° 36.824′ W. Marker is in Alexandria, Ohio, in Licking County. It is at the intersection of West Main Street (Ohio Route 37) and Maple Drive (the library parking lot), on the right when traveling west on West Main Street. Marker is on the grounds of the Alexandria Public Library. Touch for map. Marker
Dr. W. D. Miller image. Click for full size.
October 21, 2006
3. Dr. W. D. Miller
Closeup of portrait embedded in marker.
is at or near this postal address: 10 Maple Drive, Alexandria OH 43001, United States of America. Touch for directions.

Regionally, this marker is in the Columbus Metropolitan Area. It is also in the American Midwest, in the Corn Belt, in Appalachia, and specifically in Northern Appalachia. Globally, it is in North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once the Haudenosaunee (Iroquois) Confederacy, the territory of the Mississippian Culture, and the Northwest Territory.

Other nearby markers. At least 5 other markers are within walking distance of this marker: Alexander Devilbiss (within shouting distance of this marker); Veterans Memorial (approx. 0.2 miles away); Lest We Forget (approx. 0.2 miles away); William Mears Dawes Gristmill (approx. Ό mile away); Old Pioneer Cemetery (approx. Ό mile away). Touch for a list and map of all markers in Alexandria.
 
Also see . . .  The micro-organisms of the human mouth: The local and general diseases which are caused by them. Book by W.D. Miller on Amazon.com. (Submitted on November 11, 2006.) This website may earn income if you use this link to make a purchase on Amazon.com. 
 
Additional keywords. 🦷
 
Willoughby Dayton Miller Marker image. Click for full size.
Photographed by J. J. Prats, October 21, 2006
4. Willoughby Dayton Miller Marker
 
 
Credits. This page was last revised on November 7, 2020. It was originally submitted on November 11, 2006, by J. J. Prats of Powell, Ohio. This page has been viewed 5,582 times since then and 87 times this year. Photos:   1, 2, 3, 4. submitted on November 11, 2006, by J. J. Prats of Powell, Ohio.
 
Editor’s want-list for this marker. Photo of his gravesite • Photos of his homestead • Photos of the statue at Ohio State University • Photos of the memorial at the University of Michigan • Can you help?
m=675

CeraNet Cloud Computing sponsors the Historical Marker Database.
This website earns income from purchases you make after using our links to Amazon.com. We appreciate your support.
Paid Advertisement
Jun. 15, 2026