years my junior vs years junior to

Some examples from the web:

• May 2, 2007 ... libre_pensador Senior Member. Spanish. Hello, What does it mean when someone says, "she is 20 years my junior/senior." Is there a difference in how these two words are used? Any insight is appreciated! :). libre_pensador ...
• A person who is younger than another: a sister four years my junior. 2. A person lesser in rank or time of participation or service; subordinate. 3. A student in the third year of a US high school or college. 4. A class of clothing sizes for girls and  ...
• He is six years my junior. [=he is six years younger than I am]. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples. — compare senior. 2. : a person who is of a lower rank than another person. They are my juniors in ...
• ... below a particular age who is involved in an activity, especially sport: Saturday morning sessions are for juniors only.three, eight, etc. years sb's junior C2 three, eight, etc. years younger than someone: My brother is five years my junior.

Some examples from the web:

• He is younger than I. そして、これらの表現で「彼は、私より2歳年下です。」 というよう に年齢差を表したい場合があります。 2通りの表現があり、まず1つ目の表現は比較級 の前に年齢差をそのまま置いて以下のように書きます。 He is two years junior to me.
• Apr 2, 2015 ... She is 13 years junior to Shahid," says the source, adding that there was no pressure from Shahid's father Pankaj Kapoor to marry Mira. "She is the daughter of a family friend, and that's how Shahid met her. But the decision to ...
• He is six years junior to me. = He is junior to me by six years. [=he is six years younger than I am]. [+] more examples [-] hide examples [+] Example sentences [- ] Hide examples. b — used chiefly in its abbreviated form Jr. to identify a son who  ...
• He is three years older than I[me]. = He is three years my senior. 「彼は私より３歳 年上だ」 □junior [形]年下の [名]年少者. I am three years junior to him. = I am three years older than he [him]. = I am three years his junior. 「私は彼より３歳年下だ」