Costello

Costello Meaning & Origin

About Costello
The surname Costello is of Irish origin and is derived from the Gaelic name "Mac Oisdealbhaigh," meaning "son of Oisdealbhach." The name Oisdealbhach is composed of the elements "os," meaning "deer," and "dealbhach," meaning "like." Therefore, the surname Costello can be interpreted to mean "son of the deer-like one." It is a relatively common surname in Ireland and is associated with County Mayo in particular.

🌍 Origin
📏 Surname Length
💬 Number of Syllables
🔠 Starting Letter
Discover Your Ancestry with 23andMe Logo

Discover Your Ancestry with 23andMe

Explore your ancestry and health insights with exclusive savings.

Save 15%-60% this holiday season

Popularity

Surname Popularity by Ethnicity

The surname Costello is a unique entry in our records. Discover more about its distribution and characteristics:

  • Number of People with the name Costello: 32,043
  • Overall Popularity: 0.01%
  • Ranking: 1,093
  • Frequency per 100k people: 10.86

Below is the ethnic distribution of the surname Costello based on recent US Census records. This is a brief glimpse into the diverse backgrounds of people carrying this surname.

Ranking information for the surname Costello is not currently available.

Pronunciation

📇 Metaphone
KSTL
🗽 NYSIIS
CA
🔊 Soundex
C023040
🎵 Syllabic Pronunciation
K AO2 S T EH1 L OW0
🌐 IPA
/ˌkɔˈstɛloʊ/
🔊 Double Metaphone
('KSTL', '')
🈯 Cross-Lingual Phonetic
C234

Accessibility & Communication

How to write the name Costello in Braille

Here's how to represent Costello in Braille, each pattern of raised dots corresponds to a letter in the name.

The name Costello in braille

How to sign the name Costello using Sign Language

The image below shows how you can spell Costello using American Sign Language (ASL). In sign language, each hand shape corresponds to a specific a letter of the name.

The name Costello in sign language

Numerology