these are the people you can marry:
female:

Aela the Huntress Nord Companion Jorrvaskr, Whiterun. Completion of The Companion's story arc with Glory of the Dead.
Aeri Nord Lumberjack Anga's Mill, The Pale. Chopping firewood for her.
Anwen Redguard Priestess Temple of Dibella, Markarth. Completion of the Temple Quest: The Heart of Dibella.
Avrusa Sarethi Dark Elf Farmer Sarethi Farm, The Rift. Collect 20 Jazbay Grapes for her.
Borghak the Steel Heart Orc Warrior Mor Khazgur, The Reach. Paying her dowry or convincing her to leave her home.
Brelyna Maryon Dark Elf Student College of Winterhold, Winterhold. Completion of Brelyna's Practice.
Camilla Valerius Imperial Merchant Riverwood Trader, Riverwood. Completion of The Golden Claw.
Dravynea the Stoneweaver Dark Elf Mage Kynesgrove, Eastmarch. Providing her with one Frost Salt.
Ghorza gra Bagol Orc Blacksmith Blacksmith Shed, Markarth. Providing her with The Last Scabbard of Akrash.
Gilfre Imperial Miller Mixwater Mill, Eastmarch. Working for her by chopping firewood.
Grelka Nord Merchant Open market, Riften Can be married only through console command.
Iona Nord Housecarl Honeyside, Riften. Becoming Thane of The Rift.
Jenassa Dark Elf Hireling Drunken Huntsman, Whiterun. Hiring her.
Jordis the Sword-Maiden Nord Housecarl Housecarl, Proudspire Manor, Solitude. Becoming Thane of Solitude.
Lydia Nord Housecarl Whiterun Become Thane in Whiterun after killing first Dragon. Requires Breezehome for marriage option. (Marryable after 1.5 update).
Mjoll the Lioness Nord Adventurer Riften. Retrieving her sword Grimsever from the Dwemer ruins of Mzinchaleft.
Muiri Breton Alchemist The Hags Cure, Markarth. Completion of Mourning Never Comes. NOTE: Both targets must be killed to gain Muiri's affection.
Njada Stone Arm Nord Companion Jorrvaskr, Whiterun. Completion of The Companion's story arc with Glory of the Dead.
Orla Nord Priestess Temple of Dibella, Markarth. Completion of the Temple Quest: The Heart of Dibella.
Ria Imperial Companion Jorrvaskr, Whiterun. Completion of The Companion's story arc with Glory of the Dead.
Senna Breton Priestess Temple of Dibella, Markarth. Completion of The Heart of Dibella.
Shahvee Argonian Dockworker Argonian Assemblage, Windhelm. Married by recovering the Amulet of Zenithar and returning it to her. She may be killed in the quest Blood on the Ice, so it is suggested that she is married before starting this quest.
Sylgja Nord Miner Shor's Stone, The Rift. Her satchel must be delivered to her father in Darkwater Crossing, then returned to her.
Taarie High Elf Merchant Solitude Elisif the Fair must be visited while wearing the outfit she provides, before returning to her to tell her what happened, and you must invest in her store.
Temba Wide-Arm Nord Miller Ivarstead, The Rift. 10 bear pelts must be given to her.
Uthgerd the Unbroken Nord Hireling Found Bannered Mare in Whiterun. She must be bested in a brawl battle.
Viola Giordano Imperial Busybody Candlehearth Hall, Windhelm. Revyn Sadri's favor must be started, but he must be ratted out to Viola.
Ysolda Nord Citizen open market, Whiterun. A Mammoth Tusk must be given to her.




male:

Ainethach Breton Mine Owner Karthwasten, The Reach. Convince Silver-Blood Thugs to leave his mine.
Angrenor Once-Honored Nord Beggar Candelhearth Hall, Windhelm. He must be given a gold piece.
Argis the Bulwark Nord Housecarl Vlindrel Hall, Markarth. Becoming Thane of Markarth.
Athis Dark Elf Companion Jorrvaskr Living Quarters, Whiterun. Completion of The Companion's story arc with Glory of the Dead.
Balimund Nord Blacksmith The Scorched Hammer, Riften. Must be given 10 Fire Salts.
Belrand Nord Hireling The Winking Skeever, Solitude. Must be hired.
Benor Nord Warrior Morthal. Winning a brawl against him.
Calder Nord Housecarl Hjerim, Windhelm. Becoming Thane of Eastmarch.
Cosnach Breton Drunk/Porter Silver-Blood Inn, Markarth. Must be challenged to a brawl and bested.
Derkeethus Argonian Fisherman Darkwater Crossing, Eastmarch. Must be rescued.

Farkas Nord Companion Jorrvaskr, Whiterun. (Vilkas' Twin) Completion of The Companion's story arc with Glory of the Dead.
Filnjar Nord Blacksmith Shor's Stone, The Rift. Completion of the Quest Mine or Yours.
Gat gro-Shargakh Orc Miner Left Hand Mine / Kolskeggr Mine, The Reach. Completion of the favor to Pavo Attius to liberate Kolskeggr Mine.
Ghorbash the Iron Hand Orc Warrior Burguk's Longhouse, Dushnikh Yal, The Reach.
Marcurio Imperial Hireling Bee and Barb, Riften. Hiring him.
Moth gro-Bagol Orc Blacksmith Understone Keep, Markarth.
Octieve San Breton Citizen Solitude. Frequently found in and around the Winking Skeever. Convincing the gamblers to let him off his debts.
Omluag Breton Miner Markath Smelter, Markarth. Talked to Mulush in Markarth about the smelter workers.
Odfel Nord Miner Shor's Stone.
Onmund Nord Student The Hall of Attainment, College of Winterhold.
Pavo Attius Imperial Miner Left Hand Mine / Kolskeggr Mine, The Reach. Completion of his favor to liberate Kolskeggre Mine.
Perth Breton Miner Soljund's Sinkhole, The Reach. Clearing Soljund's Sinkhole of Draugr.
Quintus Navale Imperial Alchemist The White Phial, Windhelm. Completion of the Quest Repairing the Phial.
Revyn Sadri Dark Elf Merchant Sadri's Used Wares, Windhelm. Bringing back stolen ring to Viola Giordano
Roggi Knot-Beard Nord Miner Steamscorch Mine, Kynesgrove Eastmarch.
Romlyn Dreth Dark Elf Meadery Worker Black,Briar Meadery, Riften. Deliver Black-Briar Keg to Wilhelm in Ivarstead.
Scouts-Many-Marshes Argonian Dockworker Argonian Assemblage in Windhelm. Talking to Torbjorn Shatter-Shield about the Argonian dock workers.
Sondas Drenim Dark Elf Miner Goldenrock Mine, Darkwater Crossing, Eastmarch.
Sorex Vinius Imperial Assistant Innkeeper Winking Skeever, Solitude. Delivering kegs of rum to Falk Firebeard at the Blue Palace.
Stenvar Nord Hireling Candlehearth Hall, Windhelm. Hiring him.
Torvar Nord Companion Jorrvaskr, Whiterun. Completion of The Companion's story arc with Glory of the Dead.
Vilkas Nord Companion Jorrvaskr, Whiterun. (Farkas' Twin) Completion of The Companion's story arc with Glory of the Dead.
Vorstag Nord Hireling Silver,Blood Inn, Markarth. Hiring him.
Wilhelm Nord Innkeeper Vilemyr Inn, Ivarstead, The Rift. Completion of the Investigate Shroud Hearth Barrow.