Okla. Stat. tit. 12, § 12-1631: Right to petition for change of name

Any natural person, who has been domiciled in this state or who

has been residing upon any military reservation located in said

state, for more than thirty (30) days, and has been an actual

resident of the county or such military reservation situated in said

county, or county in which the military reservation is situated, for

more than thirty (30) days, next preceding the filing of the action,

may petition for a change of name in a civil action in the district

court; provided, no person who is required to register as a sex

offender pursuant to the Oklahoma Sex Offenders Registration Act may

petition for a change of name. If the person be a minor, the action

may be brought by guardian or next friend as in other actions.