Thaddaeus Boy

Popularity: #928 · Trend: ↘ Falling

Name Meaning & Origin Pronunciation: THAD-ee-us //ˈθæd.i.əs//

Origin: Greek; Aramaic; Hebrew

Meaning: Greek: courageous heart; Aramaic: heart; Hebrew: praise

Historical & Cultural Background

The name Thaddaeus has its roots in the Aramaic name "Taddai," which is thought to mean "heart" or "courageous." This name was later rendered in Greek as "Thaddaios," which appears in the New Testament of the Christian Bible. The transition into Latin occurred as early as the 2nd century, where it was adopted as "Thaddaeus," and subsequently made its way into Old French before entering the English lexicon.

The name is often associated with the apostle Thaddaeus, also known as Judas Thaddaeus, who is mentioned in the Gospels as one of the twelve apostles of Jesus Christ, thereby solidifying its significance in Christian tradition. Historically, Thaddaeus has been linked to various figures and texts throughout the centuries.

The apostle Thaddaeus is traditionally credited with spreading Christianity in regions such as Syria and Persia, and he is venerated as a saint in several Christian denominations. His feast day is celebrated on June 19 in the Western Christian calendar, and he is often depicted in religious art, which has contributed to the name's enduring presence in Christian culture.

The name also appears in the King James Bible, published in 1611, where it is used to refer to the apostle, further embedding it in the Christian literary tradition. Culturally, Thaddaeus carries connotations of loyalty and bravery, reflective of its etymological roots.

The name has been associated with various saints and martyrs throughout history, which has enhanced its resonance in Christian communities. Additionally, the diminutive form "Thad" has emerged as a familiar variant, although it is less historically significant than the full name.

Overall, Thaddaeus embodies a rich tapestry of linguistic evolution, historical importance, and cultural symbolism that has allowed it to persist through the ages.

Fictional characters named Thaddaeus

The following list of fictional characters named Thaddaeus is a work in progress. If you would like to suggest an additional character, please send us the character's name along with a brief, one-sentence description of what they are best known for.

You may also submit corrections, which we will review and update as quickly as possible.

Thaddaeus is a fictional character from the animated television series SpongeBob SquarePants. He is a cynical and often grumpy octopus who works as a cashier at the Krusty Krab.

Sibling suggestions

If you're looking for sibling name ideas that pair well with Thaddaeus, the following options are frequently chosen as complementary choices by parents.

Similar names

Based on our extensive baby names database, several names share stylistic or phonetic similarities with Thaddaeus. These names can serve as alternatives to the sibling suggestions listed above and may help you find the perfect complementary name for your growing family.

U.S. Historical Usage

The name Thaddaeus was first seen in the United States in 1924.

Thaddaeus has ranked as high as #8399 nationally, which occurred in 2008, and has been most popular in Ohio, and Washington.

In the past 5 years the name Thaddaeus has been trending down compared to the previous 5 years.

Popularity Over Time (National)

The name Thaddaeus is part of our comprehensive baby names database, which includes Social Security Administration (SSA) data dating back to 1880—the first official year of state and national tracking. The chart below shows when Thaddaeus was first recorded in the United States and illustrates how its popularity has risen and fallen over time.

Popularity Over Time (National) — Table

We track the national popularity of each baby name annually. The table below displays each year along with the number of births reported by the Social Security Administration. This data combines all state-level reporting from the SSA's baby names database to provide a comprehensive view of overall birth counts for Thaddaeus.

Year Total Births Boy
2025 10 10
2024 16 16
2023 15 15
2022 12 12
2021 22 22
2020 21 21
2019 14 14
2018 24 24
2017 22 22
2016 20 20
2015 16 16
2014 26 26
2013 19 19
2012 22 22
2011 19 19
2010 20 20
2009 15 15
2008 29 29
2007 20 20
2006 18 18
2005 29 29
2004 22 22
2003 16 16
2002 26 26
2001 28 28
2000 22 22
1999 16 16
1998 21 21
1997 21 21
1996 24 24
1995 19 19
1994 22 22
1993 22 22
1992 17 17
1991 22 22
1990 17 17
1989 25 25
1988 15 15
1987 17 17
1986 14 14
1985 24 24
1984 22 22
1983 9 9
1982 16 16
1981 15 15
1980 19 19
1979 13 13
1978 21 21
1977 14 14
1976 13 13
1975 13 13
1974 15 15
1973 11 11
1972 9 9
1971 8 8
1970 9 9
1969 7 7
1948 6 6
1924 6 6

Top States for Thaddaeus (2014)

We track the most popular states for each baby name every year and highlight the locations where the name appears most frequently. The table below shows the five states with the highest number of births for this name in the selected year. Use the toggle to expand the list to every state with reported births.

State Births Share
WA 5
100%