Logan vs O'Lohan

Logan

name
  • A city, the county seat of Hocking County, Ohio; named for Mingo leader Chief Logan. 

  • A city, the county seat of Logan County, West Virginia; named for Chief Logan. 

  • An unincorporated community in Wisconsin. 

  • A neighborhood of Philadelphia, Pennsylvania. 

  • A city, the county seat of Harrison County, Iowa; named for Union Army general John A. Logan. 

  • A village in New Mexico. 

  • A river in the United States; flowing from the Bear River Mountains in Idaho into the Little Bear River at Benson, Utah. 

  • An unincorporated community in Greene County, Missouri; named for a local family. 

  • An unincorporated community in Nebraska. 

  • A locality in Victoria, Australia. 

  • A city, the county seat of Cache County, Utah; named for the river rising in the Bear River Mts. 

  • An unincorporated community in Montana; named for Capt. William Logan, who participated in the campaign against American Indians in Montana. 

  • A town in Ayrshire, Scotland, from lagan (“dell”). 

  • A city in Kansas; named for John A. Logan. 

  • An unincorporated community in Lawrence County, Missouri; named for landowners William and Hetty E. Logan. 

  • A number of townships in the United States, listed under Logan Township. 

  • An unincorporated community in Dearborn County, Indiana; named for nearby Logan Creek. 

  • A male given name transferred from the surname. Used since at least the 19th century, and popular in the 2000s. 

  • A river in Queensland, Australia; flowing from near Mount Barney into the Moreton Bay at Woongoolba. 

  • A surname from Irish, a variant of Lohan. 

  • A Scottish habitational surname from Scottish Gaelic, from the town in Ayrshire. 

  • A female given name transferred from the surname, of 1990s and later usage; much less common than the male name. 

  • An unincorporated community in Lawrence County, Indiana. 

O'Lohan

How often have the words Logan and O'Lohan occurred in a corpus of books? (source: Google Ngram Viewer )