Alpheus (M) married Arethusa (F).

Peneus (M) married Gæa (F).
Their child was Daphne (F).

Inachus (M) had a child, Io (F).

Doris (F) married Nereus (M).
Their children were Amphitrite (F), Dione (F), Arethusa (F), Galatea (F), Thetis (F) and Clymene (F).

Amphitrite (F) married Neptune (M).
Their child was Triton (M).

Dione (F) married Jupiter (M).
Their child was Venus (F).

Galatea (F) married Acis (M).

Thetis (F) married Peleus (M).
Their child was Achilles (M).

Achilles (M) had a child, Pyrrhus (M).

Pyrrhus (M) married Hermione (F).
Hermione’s parents were Menelaus (M) and Helen (F).
Menelaus (M) had a sibling, Agamemnon (M).
Their parent was Atreus (M).
Atreus’ (M) parent was Pelops (M).
Pelops (M) had a sibling, Niobe (F).
Their parent was Tantalus (M).
Niobe (F) married Amphion (M).
Amphion (M) had a sibling, Zethus (M).
Their parents were Jupiter (M) and Antiope (F).
Antiope (F) also married Lycus (M), and Lycus (M) also married Dirce (F).
Agamemnon (M) married Clytæmnestra (F).
Their children were Iphigenia (F), Electra (F) and Orestes (M).
Electra (F) married Pylades (M).
Clytæmnestra (F) had three siblings, Helen (F), Castor (M) and Pollux (M)
Their parents were Tyndareus (M) and Leda (F).
Leda (F) also married Jupiter (M).