| Name | Pronunciation | Locationˈ | Source of name |
|---|
| Acalandrus | | | From a stream in Lucania, Italy, now called Calandro |
| Acampsis | | | From a river in Pontus that flowed into the Black Sea, now called Çoruh/Chorokhi |
| Acesines | | | From a Sicilian river, now called Cantara; also the name of Chenab, one of the rivers of the Punjab |
| Achana | | | From a river in northern Arabia |
| Achates | | | From a Sicilian river now called the Drillo, in which agates were found |
| Acheloüs | | | From Achelous, a river in western Greece |
| Acheron | | | From Acheron, both a real river in Epirus and a mythical river of Hades |
| Acis | | | From a Sicilian river now called Fiume di Iaci |
| Aeacus | | N to S: runs through Cebrenia to the junction of Styx and Boreas canals | |
| Aeolus | | | From Aeolus, keeper of the winds in Greek mythology |
| Aesis | | | From an Italian river, now called Fiumesino |
| Aethiops | | | Means "the Ethiopian" |
| Agathodaemon | | N to S: connects Tithonius Lacus to Aonius Sinus, opposite Protei Regio; just W of Aurea Cherso | Means "good spirit" |
| Alcyonius | | | |
| Alpheus | | Runs NS through Hellas | From the river Alpheios in the Peloponnesus of Greece |
| Ambrosia | | S to N: connects Solis Lacus with Bosphorus Gemmatus, running through Thaumasia | From ambrosia, the legendary food of the gods |
| Amenthes | | | |
| Amphrysus | | | From a Thessalian river, now called Armiro |
| Amystis | | | From a river of India |
| Anapus | | | From an Acarnanian or Sicilian river |
| Anian | | | After the Strait of Anián, a mythical water passage in the American northwest | |
| Antaeus | | NW to SE: from the junction of Cerberus and Eunostos canals to the Atlantis region | From Antaeus, son of Earth, a gigantic opponent of Heracles |
| Anubis | | | From the Egyptian god Anubis |
| Apis | | | From the Egyptian god Apis |
| Araxes | | E to W: connects Phoenicis Lacus with the E end of Mare Sirenum | From Araxes, a river in eastern Anatolia, northern Iran |
| Argaeus | | Flows S from pole to junction of Pyramus and Pierius canals | |
| Arges | | | |
| Arnon | | N to S: connects Arethusa Lacus to Ismenius Lacus | From the small river Arnon now in the Kingdom of Jordan |
| Aroeris | | NE to SW: from "Copais Palus" to Ismenius Lacus | |
| Arosis | | | |
| Arsanias | | | From an Armenian river |
| Artanes | | | |
| Ascanius | | | From the Trojan Ascanius, son of Aeneas |
| Asclepius | | | From the Greek deity of healing Asclepius |
| Asopus | | | |
| Astaboras | | E to W: connects Syrtis Major to Ismenius Lacus | From a name for the Atbarah river, a branch of the upper Nile |
| Astapus | | | From a name for the Blue Nile river |
| Astusapes | | | From a name for the White Nile river |
| Atax | | | |
| Athesis | | | From the river Adige in Venezia |
| Athyr | | | From a form of the name of the Egyptian goddess Hathor |
| Avernus | | NE to SW: connects Ammonii Fons to the E end of Mare Cimmerium via Aquae Apollinaris | From Avernus, a river of Hades |
| Avus | | | |
| Axius | | | |
| Axon | | | | |
| Bactrus | | | From a river of Bactria |
| Baetis | | | From the classical name of the Guadalquivir river |
| Bathys | | | From a river of Pontus |
| Bautis | | | |
| Belus | | | |
| Boreas | | E to W: connects Propontis to Anian canal | From Boreas, the Greek name for the North Wind |
| Boreosyrtis | | E to W in curve between Utopia and Dioscuria | |
| Brontes | | | |
| Cadmus | | | From the Greek hero Cadmus |
| Caicus | | | | |
| Callirrhoë | | | Means "flowing beautifully" |
| Cambyses | | | | |
| Cantabras | | | | |
| Carpis | | | |
| Casius | | NW to SE: connects Copaïs Palus to Nodus Alcyonius | |
| Casuentus | | | |
| Catarrhactes | | | |
| Caÿster | | | – |
| Cedron | | NW to SE; connects the Jaxartes canal to Arethusa Lacus | From the Brook of Cedron near Jerusalem |
| Centrites | | | | |
| Cephissus | | | From any of several rivers in Greece called Cephissus |
| Ceraunius | | A broad canal, or pair of canals, running NS from Tharsis down to between Tempe and Arcadia | |
| Cerberus | | NE to SW: connects Trivium Charontis to the W end of Mare Cimmerium | From the name of the dog Cerberus that guards the gates of Hades |
| Cestrus | | | |
| Chaboras | | | | |
| Chretes | | | |
| Choaspes | | | From Choaspes, a river of Susiana, Persia |
| Chrysas | | | |
| Chrysorrhoas | | N to S: connects Lunae Lacus to Tithonius Lacus | Means "flowing with gold" |
| Cinyphus | | | | |
| Clitumnus | | | |
| Clodianus | | | |
| Cocytus | | | Named for Cocytus, a mythical river of Hades |
| Cophen | | | |
| Coprates | | | | |
| Corax | | | |
| Cyaneus | | | |
| Cyclops | | Southern continuation of Galaxias canal, running from the junction of Cerberus and Eunostos to Mare Cimmerium | Named for the one-eyed monster Cyclops of Greek myth |
| Cydnus | | | |
| Cyrus | | | |
| Daemon | | | |
| Daix | | | | |
| Daradax | | | | |
| Dardanus | | E to W: connects Niliacus Lacus to Ceraunius canal | |
| Dargamenes | | | | |
| Deuteronilus | | E to W: connects Ismenius Lacus to Niliacus Lacus via Dirce Fons | Means 'Second Nile' |
| Digentia | | | |
| Dosaron | | | | |
| Drahonus | | | | | |
| Elison | | | | |
| Eosphoros | | NW to SE: connects Phoenicis Lacus to Solis Lacus | Means "bringer of dawn" |
| Erannoboas | | | A river of India |
| Erebus | | | From Erebus, a name for the Underworld |
| Erigone | | | |
| Erinaeus | | | |
| Erinnys | | E to W: connects the W end of Mare Sirenum to Titanum Sinus in Memnonia | From the mythical Erinyes |
| Erymanthus | | | |
| Eulaeus | | | |
| Eumenides | | NW to SE: the SE continuation of Orcus canal, from Nodus Gordii to Phoenicis Lacus | From another name for the Erinyes |
| Eunostos | | | |
| Euphrates | | N to S: connects Sinus Sabaeus to Ismenius Lacus | From the river Euphrates in Mesopotamia, one of the four rivers of the Garden of Eden |
| Euripus | | SE to NW, connects Mare Tyrrhenum and Mare Hadriaticum, running through Ausonia | After the strait between Euboea and Boeotia |
| Eurotas | | | After the river Eurotas in Greece |
| Eurymedon | | | |
| Eurypus | | | |
| Evenus | | | aka Euenus |
| Feuos | | | aka Fevos [ˈfivɒs ] |
| Fortunae | | | Means "of Fortune" | |
| Gaesus | | | |
| Galaesus | | | |
| Galaxias | | N to S: from Anian to the junction of Cerberus and Eunostos S of Elysium | |
| Ganges | | N to S: connects Lunae Lacus to Aurorae Sinus | From the Ganges, a river of India |
| Ganymede | | | From Ganymede, the cupbearer of Zeus |
| Garrhuenus | | | | |
| Gehon | | N to S: connects Mare Acidalium to the W end of Sinus Sabaeus | From Gihon, one of the four rivers of Eden Also spelled Gihon [ˈdʒajɒn ] |
| Gigas | | NE to SW: connects Ascraeus Lacus to Titanum Sinus via Lucus Maricae | From the mythical monsters called Gigantes |
| Glaucus | | | |
| Gorgon | | Connects Mare Sirenum and the Eumenides canal near Nodus Gordii | From the mythical monster Gorgon |
| Gyes | | | |
| Gyndes | | | From a river flowing into the Tigris |
| Hades | | N to S: connects Trivium Charontis and Propontis | From the Greek name for the Underworld and its ruling deity, Hades |
| Halys | | | |
| Harpasus | | | | |
| Hebe | | | |
| Hebrus | | | |
| Heliconius | | E to W: connects Sithonius Lacus to Copaïs Palus | |
| Helisson | | | |
| Hephaestus | | | From the god Hephaestus |
| Heratemis | | | | |
| Hiddekel | | NE to SW: connects Ismenius Lacus to Fastigium Aryn at the western end of Sinus Sabaeus | From the Hebrew name for the Tigris, a river of Mesopotamia and one of the four rivers of Eden |
| Hipparis | | | | |
| Hippus | | | |
| Hyblaeus | | NE to SW: connects Anian canal to Hephaestus canal | |
| Hyctanis | | | | |
| Hydaspes | | | From the Greek name for the Jhelum river of India |
| Hydraotes | | SE to NW; connects Margaritifer Sinus to Lunae Lacus | After the Greek name for the Ravi river of India |
| Hydriacus | | | | |
| Hylias | | | | |
| Hyllus | | | |
| Hyphasis | | | | |
| Hypsas | | | |
| Hyscus | | | | |
| Idalius | | | |
| Ilissus | | | |
| Indus | | N to S: connects Niliacus Lacus to Margaritifer Sinus | From the Indus, a river of India |
| Iris | | N to S: connects Phoenicis Lacus to Ceraunius canal | Named for the goddess of the rainbow Iris |
| Isis | | | From the Egyptian goddess Isis |
| Issedon | | | |
| Jamuna | | N to S; connects Niliacus Lacus to Aurorae Sinus | From the Yamuna or Jumna, a river of India |
| Jaxartes | | | From an old name for the Syr Darya, a river of Transoxiana |
| Jordanis | | | From the river Jordan in the Holy Land |
| Kison | | | |
| Labotas | | | |
| Laestrygon | | N to S: connects Trivium Charontis to Mare Cimmerium | |
| Leontes | | | |
| Lethes | | N to S: connects Hephaestus canal to Syrtis Minor | From Lethe, a mythical river of Hades |
| Liris | | | |
| Maeander | | | |
| Magon | | | |
| Malva | | | From the river Malua in Mauretania |
| Margus | | | |
| Medus | | | |
| Medusa | | | From the mythical monster Medusa |
| Mogrus | | | | |
| Nectar | | Runs E from Solis Lacus to Nectaris Fons (near Protei Regio) | From nectar, the legendary drink of the gods |
| Neda | | | A river of the Peloponnesus |
| Nepenthes | | NE to SW: from junction of Thoth and Triton canals to Syrtis Major via Lacus Moeris | |
| Nereides | | | From the nymphs called Nereids |
| Nestus | | | A river of Thrace |
| Neudrus | | | A river of India |
| Nilokeras | | E to W: connects Niliacus Lacus with Lunae Lacus | Means "horn of the Nile" |
| Nilosyrtis | | A broad canallike feature, running N from the tip of Syrtis Major to Coloë Palus | |
| Nilus | | | From the Nile, the river of Egypt |
| Nymphaeus | | | A river of Armenia |
| Oceanus | | | From Oceanus, a mythical river surrounding the world and the Titan who shared its name |
| Ochus | | | A river of Bactriana |
| Opharus | | | A river of Sarmatia |
| Orcus | | NW to SE: connects Trivium Charontis to Nodus Gordii, where it turns into Eumenides canal | From Orcus, a synonym of Hades |
| Orontes | | E to SW: connects Serbonis Palus to Sabaeus Sinus | From the Orontes, a river of Syria |
| Orosines | | | |
| Oxus | | NE to SW: connects the Deuteronilus and the Indus canals | From an old name for the Amu Darya, a river of Central Asia | |
| Pactolus | | | From the river Pactolus in Anatolia |
| Padargus | | | |
| Palamnus | | | |
| Parcae | | | |
| Peneus | | Runs EW through Hellas | From the Peneios river in the Peloponnesus of Greece |
| Permessus | | | |
| Pierius | | E to W: connects Copaïs Palus and Arethusa Lacus | |
| Phasis | | N to S: connects Phoenicis Lacus and Aonius Sinus | |
| Phison | | N to S: connects Coloë Palus to Sinus Sabaeus | From Pishon, one of the four rivers of Eden |
| Phlegethon | | | From the Phlegethon, a mythical river of Hades |
| Protonilus | | E to W: connects Coloë Palus and Ismenius Lacus | Means "first Nile" |
| Psychrus | | | |
| Pyramus | | S from pole via Copaïs Palus to junction of Boreosyrtis and Cadmus canals | |
| Pyriphlegethon | | NW to SE: connecting Propontis and Lacus Phoenicis | From Pyriphlegethon ("fiery Phlegethon"), a mythical river of Hades |
| Python | | | From the monster Python which Apollo killed |
| Rha | | | From a classical name for the river Volga |
| Rhyndacus | | | From the classical river Rhyndacus in Anatolia | |
| Scamander | | S to N from Mare Chronium to Mare Cimmerium, between Electris and Eridania | From the river Scamander in the Troad |
| Sesamus | | | From a Paphlagonian river |
| Simoïs | | S to N from Mare Chronium to Mare Cimmerium between Phaëthontis and Electris | From the river Simoïs in the Troad |
| Sirenius | | N to S: connects the Tanais canal near Nerigos with the E end of Mare Sirenum | Means "of the Sirens |
| Siris | | | From an Italian river in Lucania |
| Sitacus | | NE to SW: connects Coloë Palus to Fastigium Aryn | From the name of a river in Persis |
| Steropes | | | From the name of a Cyclops |
| Styx | | | From the mythical river Styx in Hades |
| Surius | | | From a river of Colchis |
| Tanaïs | | | From Tanais, an old name for the river Don in Sarmatia |
| Tantalus | | | From Tantalus, a mythical king imprisoned in Hades |
| Tartarus | | N to S: connects Trivium Charontis to Titanum Sinus | From Tartarus, a name for the Underworld |
| Tedanius | | | From an Illyrian river |
| Thermodon | | | |
| Thoth | | | From the name of the Egyptian god Thoth |
| Thyanis | | | Possibly an error for Thyamus, the name of a river of Epirus |
| Titan | | | From the Titans, the relatives and opponents of the gods |
| Tithonius | | | |
| Triton | | NW to SE: connects Nepenthes canal to the W end of Mare Cimmerium | From the seadeity Triton |
| Tyndis | | | |
| Typhon | | E to W: connects Deltoton Sinus to Sirbonis Palus | |
| Typhonius | | | |
| Ulysses | | | From Ulysses, the Roman name for Odysseus |
| Uranius | | E to W: connects Lunae Lacus to Ascraeus Lacus | |
| Xanthus | | N to S: connects Mare Tyrrhenum to Promethei Sinus, between Eridania and Ausonia | Means "yellow" |
| Xenius | | NE to SW: connects Arethusa Lacus to Dirce Fons | | |
