Which Saint to pray to for a specific problem....

To Have a Child
St. Anna, Mother of the Theotokos
St. Elizabeth, Mother of the Forerunner
St. Sabbas the Sanctified of Palestine
St. Irene Chrysovolantou

For Safe Childbirth
St. Eleftherios

For the Care & Protection of Infants
St. Stylianos

For Young People
Holy Great Martyr Demetrios the Wonderworker

Delivery from Sudden Death
St. Barbara the Great Martyr

Against Drinking
Holy Martyr Boniface & the Righteous Aglais

For Travelers
St. Nicholas: in general, & specifically for sea travel
St. John the Russian: for transport, auto, busses
St. Niphon, Patriarch of Constantinople: for safety at sea

For Cobblers
St. Eustathius the Cobbler of Georgia

For Physicians
St. Panteleimon
The Holy Unmercenaries, Saints Cosmas & Damian

For the Kitchen, Home
St. Euphrosynos the Cook
St. Sergius of Radonezh: for baking
Sts. Spyridon & Nikodim of Kievo-Pechersk: Prosphora making

For Trading
St. Paraskeva

For Headaches
Holy New Martyr Demas of Smyrna

For Eyes
St. Paraskeva

For Ears
St. Spyridon the Wonderworker

For Teeth
St. Antipas of Pergamum

For Hernias & Intestinal Disorders
Holy Great Martyr Artemius
St. Artemius of Verkola

For Throat
St. Blaise of Sebastia

For Finding Employment
St. Xenia of St. Petersburg

For Help in Studies
The Three Hierarchs: St. Basil the Great, St. John Chrysostom, St. Gregory the
Theologian
St. Sergius of Radonezh
St. John of Kronstadt
St. Justin the Philosopher

For Church-Chanting
St. Romanos the Melodist

For Iconographers
St. Luke the Apostle and Evangelist
St. John of Damascus

For Patient Endurance of Affliction
St. Job the Much-Suffering
Holy Forty Martyrs of Sebastia: especially in freezing cold weather
Holy Forty-Two Martyrs of Amorion

For Protection Against Thieves
St. Gregory the Wonderworker of Kievo-Pechersk

For Stone-workers
Holy Martyrs Florus & Laurus

For Soldiers
Holy Archangel Michael
St. George the Great Martyr
St. Barbara the Great Martyr

For Spiritual Help, Consolation & Compunction
St. Ephraim the Syrian
St. Alexis the Man of God
St. Seraphim of Sarov

For a Good End to One's Life
Holy Archangel Michael
St. Niphon, Patriarch of Constantinople

For Captives and Court Cases
St. Onouphrios the Great
St. Peter of Athos
St. George the Great Martyr

For Help in Distress, Poverty, Etc.
St. Nicholas the Wonderworker
St. John the Almsgiver of Alexandria
St. John of Kronstadt

For Finding Things
St. Phanourios the Great Martyr
St. Menas the Great Martyr of Egypt

For Meeting a Difficult Situation, an Interview, Etc.
St. David the Prophet, Psalmist & King
The Holy Unmercenaries & Healers
SS. Cosmas & Damian of Rome
SS. Panteleimon & Hermolaus
St. Julian the Martyr
St. John of Kronstadt
St. Nectarios of Aegina
Holy Archangel Raphael

For Animals & Livestock
St. George: cattle & herds
St. Parthenius of Radovysdius: cattle
SS. Spevsippus, Elesippus & Melevsippus: horses
St. Tryphon: geese

For Protection of Crops from Pests
St. Michael of Synnada

For the Protection of Gardens Against Pests
Holy Great Martyr Tryphon: also for hunters and Patron of Moscow

Against Demons & Witchcraft
SS. Cyprian & Justina
St. Theodore Sykeote
St. Mitrophan of Voronezh

For Chastity & Help in Carnal Warfare
St. John the Forerunner
St. Demetrios the Great Martyr
St. John the Much-Suffering
Holy Martyr Theodore the Byzantine
Holy Martyr Ignatios of Athos
St. Mary of Egypt
St. Joseph the All-Comely
St. Susanna [Old Testament]

For Mental Disorders
St. Naum of Ochrid
St. Anastasia
St. Gerasimos of Cephalonia: the possessed

Against Plague
St. Haralambos
St. Marina the Great Martyr

For Help Against Quick-Temper & Despondency
St. Tikhon of Zadonsk

For Workers in Hospitals
Holy Unmercenaries Saints Cosmas & Damian
St. Dositheus, Disciple of Abba Dorotheus

For Guilelessness & Simplicity
Holy Apostle Nathaniel & St. Paul the Simple