Popularity of the last name by country

Australia

• Victoria (13,150)
• New South Wales (5,917)
• Queensland (2,810)
• South Australia (1,168)
• Tasmania (334)
• Western Australia (217)
• Northern Territory (5)

All countries

• Ireland (409,274)
• United States (238,110)
• United Kingdom (49,096)
• Australia (23,679)
• New Zealand (15,186)
• Canada (9,962)
• France (5,944)
• Unknown country (2,207)
• Germany (1,213)
• Italy (679)
• Belgium (639)
• Switzerland (635)
• Spain (525)
• India (408)
• Netherlands (372)
• Mexico (324)
• Sweden (299)
• Colombia (295)
• Argentina (192)
• China (164)
• Jamaica (162)
• Greece (154)
• Russian Federation (152)
• Austria (150)
• Peru (131)
• Portugal (117)
• Paraguay (98)
• Cuba (96)
• Egypt (95)
• Turkey (95)
• Philippines (83)
• South Africa (82)
• Korea, Republic of (81)
• Mauritius (75)
• Denmark (74)
• Poland (72)
• Seychelles (67)
• Chile (59)
• Lebanon (59)
• Brazil (56)

Origine of last name

SULLIVAN : Irish (Cork and Kerry): shortened form of <a href="https://en.geneanet.org/surnames/O%27Sullivan">O'Sullivan</a>.