John O`shea ( 1876 - 1956 ) was an American painter. John O`shea s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1527 USD for Crashing Surf in 2004 to 11000 USD for Cypress Trees, Point Lobos, Monterey in 2005 , based on the size and medium of the artwork.