Here's a list of common pioneer last names. Chances are someone in your ward has one of these names. In Utah, I'd guarantee it.
Allred
Anderton
Ballard
Barrus
Bastian
Beckstead
Behunin
Belnap
Bennion
Betenson
Bingham
Blackham
Bradshaw
Bringhurst
Brinkerhoff
Buttars
Call
Carr
Christensen
Cloward
Cluff
Coombs
Cragun
DeMille
Dutson
Ence
Esplin
Farnsworth
Finlinson
Fjeldsted (or Feldsted)
Forbush
Fowers
Gardner
Gubler
Gunderson
Hafen
Hales
Hamblin
Hansen
Hartvigsen
Harward
Hatch
Heaton
Higbee
Hirschi
Hoagland
Holdaway
Holman
Hulet
Hymas
Izatt
Jacobsen
Jarvis
Jensen
Jolley
Jorgensen
Julander
Kimball
Larsen
Lauritzen
Leatham
Leavitt
Ludlow
Lund
Madsen
Manwaring
Manwill
Mecham (or Meacham)
Memmott
Merkley
Mortensen
Musser
Naegle
Nowers
Olsen
Orton
Pingree
Prestwich
Pulsipher
Rasmussen
Rees
Rigby
Robison
Romney
Rowley
Schvaneveldt
Seegmiller
Shumway
Skousen
Smoot
Sorensen
Spendlove
Staheli
Stoddard
Sudweeks
Talbot
Teichert
Thalman
Thayne
Tingey
Turley
Winterton
Woolley
Woolstenhulme
Yorgensen
Zabriskie
Zollinger
...did I miss any? Notice the prevalence of Danish surnames, those ending with "-sen." Descendants of Danish immigrants make up a large part of Utah's population, especially in Sanpete and Sevier Counties.
If you've got any additions, send 'em to flt at byu dot net!
Tracking!
