In greek language "I love you" is: 

 "Se agapo" 

(the stress is on the ending -o-.)

Love is : "agape" 

(stress is on the -ga- )

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Amo-te!    portuguese

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Ai shiteru

Often Japanese do not used to say "I Love You."

Sometimes we say

Suki or Dai suki (dai is similar to big, great, very)

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Dooset Daram

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Ti amo

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 : Minä rakastan sinua!

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So much LOVE HERE!!

LOVE YOU!!

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ba hebak (masculine)

ba hebek (feminine)

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ba hebbak (masculine)

ba hebbek (feminine)

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Ljubim te.

Rad/a te imam. (m/f)

.

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En México..      

Te Amo!

Te Quiero Mucho

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Romanian

Te iubesc

Français

Je t'aime

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ani ohevet otchawoman to man

ani ohev otachman to womanhebrew

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mam te rada,miluji tewoman to man

mam te rad,miluji teman to woman

PRAHA=PRAGUE

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ik hou van je,ik heb je lief

netherlands[holland]

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English - I love you
Afrikaans - Ek het jou lief
Albanian - Te dua
Arabic - Ana behibak (to male)
Arabic - Ana behibek (to female)
Armenian - Yes kez sirumen
Bambara - M'bi fe
Bengali - Ami tomake bhalobashi (pronounced: Amee toe-ma-kee bhalo-bashee) (THX GVamp!)
Belarusian - Ya tabe kahayu
Bisaya - Nahigugma ako kanimo
Bulgarian - Obicham te
Cambodian - Soro lahn nhee ah
Cantonese Chinese - Ngo oiy ney a
Catalan - T'estimo
Cherokee - Tsi ge yu i (Thanks Nancy!)
Cheyenne - Ne mohotatse
Chichewa - Ndimakukonda
Corsican - Ti tengu caru (to male)
Creol - Mi aime jou
Croatian - Volim te
Czech - Miluji te
Danish - Jeg Elsker Dig
Dutch - Ik hou van jou
Elvish - Amin mela lle (from The Lord of The Rings, by J.R.R. Tolkien)
Esperanto - Mi amas vin
Estonian - Ma armastan sind
Ethiopian - Afgreki'
Faroese - Eg elski teg
Farsi - Doset daram
Filipino - Mahal kita
Finnish - Mina rakastan sinua
French - Je t'aime, Je t'adore
Frisian - Ik hâld fan dy
Gaelic - Ta gra agam ort
Georgian - Mikvarhar
German - Ich liebe dich
Greek - S'agapo
Gujarati - Hoo thunay prem karoo choo
Hiligaynon - Palangga ko ikaw
Hawaiian - Aloha Au Ia`oe
Hebrew - Ani ohevet otekh (to female) (Thanks Morris)
Hebrew - Ani ohev otkha (to male) (Thanks again)
Hiligaynon - Guina higugma ko ikaw
Hindi - Hum Tumhe Pyar Karte hae
Hmong - Kuv hlub koj
Hopi - Nu' umi unangwa'ta
Hungarian - Szeretlek
Icelandic - Eg elska tig
Ilonggo - Palangga ko ikaw
Indonesian - Saya cinta padamu
Inuit - Negligevapse
Irish - Taim i' ngra leat
Italian - Ti amo
Japanese - Aishiteru
Kannada - Naanu ninna preetisuttene
Kapampangan - Kaluguran daka
Kiswahili - Nakupenda
Konkani - Tu magel moga cho
Korean - Sarang Heyo
Latin - Te amo
Latvian - Es tevi miilu
Lebanese - Bahibak
Lithuanian - Tave myliu
Luxembourgeois - Ech hun dech gäer
Macedonian - Te Sakam (Thanks Eden!)
Malay - Saya cintakan mu / Aku cinta padamu
Malayalam - Njan Ninne Premikunnu
Mandarin Chinese - Wo ai ni
Marathi - Me tula prem karto
Mohawk - Kanbhik
Moroccan - Ana moajaba bik
Nahuatl - Ni mits neki
Navaho - Ayor anosh'ni
Norwegian - Jeg Elsker Deg
Pandacan - Syota na kita!!
Pangasinan - Inaru Taka
Papiamento - Mi ta stimabo
Persian - Doo-set daaram
Pig Latin - Iay ovlay ouyay
Polish - Kocham Ciebie
Portuguese - Eu te amo
Romanian - Te iubesc
Russian - Ya tebya liubliu
Scot Gaelic - Tha gradh agam ort
Serbian - Volim te
Setswana - Ke a go rata
Sign Language - ,,,/ (represents position of fingers when signing'I Love You')
Sindhi - Maa tokhe pyar kendo ahyan
Sioux - Techihhila
Slovak - Lu`bim ta
Slovenian - Ljubim te
Spanish - Te quiero / Te amo
Swahili - Ninapenda wewe
Swedish - Jag alskar dig
Swiss-German - Ich lieb Di
Surinam - Mi lobi joe
Tagalog - Mahal kita
Taiwanese - Wa ga ei li
Tahitian - Ua Here Vau Ia Oe
Tamil - Nan unnai kathalikaraen
Telugu - Nenu ninnu premistunnanu
Thai - Chan rak khun (to male)
Thai - Phom rak khun (to female)
Turkish - Seni Seviyorum
Ukrainian - Ya tebe kahayu
Urdu - mai aap say pyaar karta hoo
Vietnamese - Anh ye^u em (to female)
Vietnamese - Em ye^u anh (to male)
Welsh - 'Rwy'n dy garu di
Yiddish - Ikh hob dikh
Yoruba - Mo ni fe

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Je t'aime ( the most powerful )
Je t'aime beaucoup
Je t'aime fort

Awwww Love is so beautiful

Annie

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Love = ahava

From a woman to a man:

Ani ohevet otkha

From a woman to a woman:

Ani ohevet otakh

From a man to a woman:

Ani ohev otakh

From a man to a man:

Ani ohev otkha

Or you can just drop the ani (I) and say ohev otakh etc, whatever fits the genders you want.

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Szeretlek

in Hungary

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Jag älskar dig !

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Szeretlek!

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chinese-

我爱你(wo ai ni)

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Ik zie u graag!

Flanders - Vlaanderen - (north part of Belgium)

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Hello everyone,

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Philippines

Mahal Kita or Iniibig Kita

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I LOVE YOU SO MUCH

ANA WAYED AHIBITCH (FEMALE)

ANA WAYED BAHIBECK (MALE)

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Ljubim te / Rada te imam

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In Arabic  
Bahebbak (for a man)

bahebbek (for woman)

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