About Us


Doctor David Smith

Dr. David Smith

Dr. David Smith joined Family Dentistry in 1981. A native Grinnellian, he graduated from Grinnell High School, the University of Iowa, and the University of Iowa College of Dentistry. His wife Carol is also employed as a dental hygienist with Family Dentistry. Together they have three children, Grant, Alex, and Lauren.

Locally, Dr. Smith has served on several boards including the Grinnell Chamber of Commerce, Grinnell United Way, St. Mary’s Catholic Church Parish Council, and the Grinnell Country Club. He also has served on the Grinnell-Newburg Schools Foundation Board and the Grinnell College-Community Board. Dr. Smith also was the co-chairman of the Grinnell-Newburg School Fun Drive that assisted in the high school renovation project. Recently Dr. Smith co-chaired a fund drive at the Grinnell Golf and Country Club to benefit a capital campaign.

Professionally, Dr. Smith is a fellow in the Academy of General Dentistry. This distinction required a minimum of five years in the academy, completion of a rigorous examination, and completion of 500 hours of continuing education. He also is a member of the American Dental Association and the Des Moines Dental District. He has also participated in numerous dental study clubs.

Dr. Smith’s personal interests include following the Iowa Hawkeyes and the Grinnell Tigers. He also helped coach his two son’s AAU basketball teams for seven years. Outside of his family, his greatest passion is the game of golf and traveling with his family. He was selected to volunteer annually at the Masters Golf tournament in Augusta, Georgia as a gallery guard.

Doctor David Cunningham

Dr. David Cunningham

Dr. David Cunningham joined Family Dentistry in 1988. He is a former Grinnell High School graduate. Dr. Cunningham attended the University of Iowa and received his B.A. degree in 1984. He then entered the University of Iowa College of Dentistry where he received his D.D.S. degree in 1988.

His wife Francesca is a physical therapist at Iowa Lutheran Hospital in Des Moines. She also is the mentor coordinator for the local Big Brothers Big Sisters program. Together they have four wonderful children, Ben, Andy, Anna, and Matthew.

Dr. Cunningham was a past member and past president of both the Grinnell Rotary Club and the Grinnell United Way. Currently he is a member of St. Mary’s Catholic Church and a member and past chairman of its Finance Council. He was a long time den leader for his three boys and Cub master of Cub Scout Pack 347. Both his wife Francesca and he are past board members of the Grinnell High School Booster Club.

He is an avid Hawkeye fan and diehard Cub Fan. Dr. Cunningham enjoys spending his free time with his family. When he is not going to his children’s sports events, he love to golf, boat, and he loves to read. He is also a Mickey Mouse fanatic!

Doctor Chris Roudabush

Dr. Chris Roudabush

Dr. Chris Roudabush joined family Dentistry in 1997. He graduated from Grinnell High School in 1989, Central College in 1993, and The University of Iowa College of Dentistry in 1997. His wife Jody is a teacher and together they have three children, Sydney, Luke, and Lydia.

Locally, Dr. Roudabush has served on several boards including Central Iowa Christian School, Grinnell Little League, Grinnell Golf and Country Club, and Grinnell Parks and Recreation. He and his family attend Prairie Lakes Church here in Grinnell.

Professionally, Dr. Chris is a member of the Academy of General Dentistry, the American Dental Association, and the Des Moines Dental District. He has had extensive training in implants, oral surgery, Invisalign, and endodontics (root canals).

When out of the office, Dr. Chris loves to spend time with his wife and kids. He is an avid Hawkeye fan (GO HAWKS!) and enjoys playing basketball and golf. He is very active in coaching his kids in their youth sporting activities.

Doctor Matthew Miller

Dr. Matthew Miller