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MyGall Boy Names Aegisthus
Unisex

Aegisthus

Aegisthus Name Meaning, Origin & Popularity

Meaning of Aegisthus: Aegisthus (Greek: Aigisthos) is an ancient Greek name of uncertain etymology, possibly connected to aix (goat) with the adjectival suffix -isthos, giving the meaning “of a goat” or “goat-like.” The derivation is uncertain, and some scholars suggest a pre-Greek or non-Indo-European origin for the name.

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Aegisthus is exclusively a figure from Greek mythology and does not appear in historical records as a given name in antiquity.

In Greek mythology, Aegisthus was the son of Thyestes (from his incestuous union with his own daughter Pelopia), making him the cousin of Agamemnon and Menelaus. While Agamemnon led the Greek forces at Troy for ten years, Aegisthus seduced and became the lover of Agamemnon’s wife Clytemnestra.

What Does Aegisthus Mean? Origin & Etymology

Upon Agamemnon’s return from the Trojan War, Aegisthus and Clytemnestra murdered him—in Homer’s Odyssey, the murder is committed by Aegisthus alone, while in Aeschylus’s Oresteia (458 BCE), Clytemnestra plays the central role. Both were subsequently killed by Agamemnon’s son Orestes.

Aegisthus is not used as a given name in any modern context. He is one of the great villains of Greek tragedy—a murderer, usurper, and adulterer whose story forms the backdrop for Aeschylus’s Oresteia, widely considered the greatest surviving work of Greek drama.

The name appears in discussions of Greek mythology, classical literature, and the study of the House of Atreus myth cycle. The Oresteia remains a central text in Western dramatic tradition, ensuring that Aegisthus continues to be encountered in literary and academic contexts.

Further reading: etymology records and US popularity records from SSA.

Numerology & Symbolism of Aegisthus

Based on Pythagorean numerology — a traditional system linking name letters to numbers. Presented for cultural interest.

A(1) + E(5) + G(7) + I(9) + S(1) + T(2) + H(8) + U(3) + S(1) = 37 = 1
Destiny number
1
Leadership
Sum of all letters, reduced to a single digit
Soul urge
9
Idealism
Sum of vowels only - reveals inner desires
Expression
1
Confidence
Sum of consonants - how others perceive you
Letters 9
Vowels / consonants 4 / 5
Birthstone Ruby
Lucky color Red
1 Leadership Independent, driven, original — the initiator who forges new paths.
2 Harmony Diplomatic and cooperative, thriving through partnership and balance.
3 Expression Creative and communicative, bringing joy through art and words.
4 Stability Disciplined and dependable, building lasting structures through hard work.
5 Freedom Adventurous and adaptable, drawn to change, travel, and new experiences.
6 Nurturing Caring and responsible, focused on home, family, and community.
7 Wisdom Analytical and introspective, seeking truth through study and reflection.
8 Ambition Authoritative and goal-oriented, excelling in business and material achievement.
9 Compassion Humanitarian and idealistic, driven by a desire to serve and uplift others.
11 Intuition Master number: heightened sensitivity and spiritual insight beyond the ordinary.
22 Master Builder Master number: visionary practicality that turns ambitious dreams into reality.
33 Master Teacher Master number: selfless guidance and healing offered for the good of all.

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Frequently Asked Questions about Aegisthus

What does Aegisthus mean?

Aegisthus is Greek 'of a goat' meaning of a goat; In Greek mythology Aegisthus seduced Agamemnon 's wife Clytemnestra while he was away fighting in....

How popular is Aegisthus?

Aegisthus is rarely used in the United States but maintains its standing in Greek Mythology (Latinized). SSA records show no significant US ranking for this name.

Is Aegisthus a boy or girl name?

Aegisthus is used as both a masculine and feminine given name in its home tradition. The name is most common in Greek Mythology (Latinized) communities.

What are variants of Aegisthus?

Aegisthus has no widely established international variants and remains primarily used within Greek Mythology (Latinized) tradition.

What middle names go with Aegisthus?

Aegisthus's 3-syllable structure calls for a shorter middle name: Aegisthus James or Aegisthus Rose maintain easy flow. Single-syllable middles like Aegisthus Mae or Aegisthus Cole prevent the full name from feeling cumbersome.

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Linda Hartmann

About the Author

Linda Hartmann

Editor-in-Chief, MyGall

Over 12 years of editorial experience in American parenting media. Currently a PhD candidate researching naming trends in US cultural history. Mother of two, based in Austin, Texas. Leads MyGall’s editorial standards and SSA data verification.

  • PhD candidate in American cultural studies
  • Based in Austin, Texas
  • Mother of two
Unisex 3 syllables From Greek possibly meaning of a goat
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