Findings:

• Stanislaw Ignacy Witkiewicz
• Ignacy Jan Paderewski
• Ignacy (user)
• jozef (user)
• Jozef Israels
• Prince Jozef Poniatowski

If you Log in you could create a "Józef Ignacy Kraszewski" node. If you don't already have an account, you can register here.