Crouch Family

The Crouch family is a wealthy pure-blood wizarding family. They are a member of the House of Black. The House of Black is the oldest and largest extant completely pure-blood wizarding family. Through the Guant family, Lucius Crouch Jr. is immediately related to the Peverell and Slytherin families as well, putting Lucius as the heir to Slytherin. Lucius Crouch Jr. is also the only known person to have united the three Deathly Hallows, which were originated within his family.

The Crouches are a family of high status within the wizarding community, Lucius Crouch Sr. is the Minister for Magic. The family's fortunes have remained in high status, as his son Lucius Crouch Jr. became a Hogwarts Professor and his wife, Lily Crouch became the owner of the Leaky Cauldron, a pub, hotel, and an entrance into Diagon Alley. The only misfit is Bartemis Crouch, the second son of Lucius Crouch Sr., who left at age 17 and joined forced with another dark wizard, Gellert Grindelwald.

Casper Crouch
Caspar Crouch was a street vendor who worked in Diagon Alley who's company was Casper's Magic Supplies. The Ministry of Magic issued a warning about him in the Daily Prophet, alleging that he sold defective merchandise, including loose-bottomed cauldrons and wands that had to be recalled after several people were burned by them. The company was later reopened by his grandson, Lucius Crouch Jr., and is selling high quality products now. It is very popular. It kept the same name.