Provided are a fluorine-containing ether compound, fluorine-containing ether composition and coating liquid that can form a surface layer having excellent durability, an article having a surface layer that has excellent durability, and a compound that is useful as a raw material of a fluorine-containing ether compound. The fluorine-containing ether compound is represented by the following formula (A1) or formula (A2): Rf—O—(Rf1O)m—Rf2[—R1—C(—R2-T)a(—R3)3-a]b  Formula (A1) [(T-R2—)a(R3—)3-aC—R1—]bRf2—O—(Rf1O)m—Rf2[—R1—C(—R2-T)a(-R3)3-a]b   Formula (A2) wherein each of the reference signs in the formulas are as described in the specification.