の前では

in front of; in the presence of

→ の
phrase Uncommon #15,430
in front of; in the presence of Used after a noun to describe what happens physically in front of someone or something, or how someone behaves in another person's presence. The は adds emphasis or contrast.
JA: 先生の前では、いつも緊張してしまう。
EN: I always get nervous in front of my teacher.

開店なのにラーメン屋の前ではが出来ていた

Even though it wasn't open yet, there was already a line outside the ramen shop.

お袋の前ではそのことに触れる

Don't mention that in front of Mom.

あの人の前では頭が上がらない

I can't hold my head up around that person.

私たちの国ではいただいたの前ではめったに贈り物を開けない

In our country, we rarely open gifts in front of the person who gave them to us.

彼は父親の前では落ち着かなかった

He was uneasy in front of his father.

の前では帽子を脱げ

Take off your hat in my presence.

— パンズ・ラビリンス (2006)

すべての人はの前では平等である

All people are equal before God.

彼はの前では落ち着きがなかった

He was restless in his father's presence.

裁判官の前ではそう言うんだ

Everyone says that in front of the judge.

— M - Eine Stadt sucht einen Mörder (1931)

彼は父親の前では何もものが言えない

He can’t say a word in front of his father.

彼はの前では落ち着かなかった

He was uneasy in front of his father.

お父さんの前では何も言えなかったんだ

I couldn't say anything in front of my dad.

の前では煙草を吸わない方がいいですよ

You’d better not smoke in front of him.