いてくれれば

if you were here for me

→ 居る
phrase Rare #42,132
if you were here for me The subject is usually someone whose presence would be welcome or helpful to the speaker. くれる adds the sense that their being there is a favor to the speaker.
JA: そばにいてくれれば安心する。
EN: I feel at ease if you’re here with me.

私の若い頃にだれかいてくれればよかったと心から思う。

I sincerely wish someone had been there for me when I was young.

もし君さえいてくれれば幸せだよ。

I’d be happy as long as I had you.

私は彼女も一緒にいてくれれば良かったのにと思った。

I wished she could have been there with me too.

君が側にいてくれれば何もいらない。

I don't need anything as long as you're by my side.