I

I may refer to:

• Letter I
  • Uppercase I
  • Lowercase I

• ⟨i⟩, vowel monograph
• Close front unrounded vowel [i]
• ꜰʟᴇᴇᴄᴇ vowel phoneme /iː/

• The First person singular subject pronoun, I.

• i (representation of language level)

• The Roman numeral, I for 1.

I is ambiguous. An appropriate Teflpedia entry may be listed above (🆘Help?!).