's son Psalm does not have a middle name

Kim Kardashian relied on the family doctor when her gestational carrier welcomed her fourth child, Psalm, on May 9.

Dr Paul Crane of Beverly Hills did the honors, according to the baby's birth certificate, which was released on Thursday.

Also on the paper it was noted that Psalm was born at Cedars Sinai Medical Center in Los Angeles and the little guy does not yet have a middle name.

It's official: Psalm West's birth certificate was shared on Thursday morning

It's official: Psalm West's birth certificate was shared on Thursday morning

First photo of baby number four: The offspring of Kim Kardashian and Kanye West was seen last week in his crib

First photo of baby number four: The offspring of Kim Kardashian and Kanye West was seen last week in his crib

All of Kim's four kids were welcomed by Dr Crane. And Kris Jenner used him for all six of her kids - Kourtney, Kim, Khloe, Rob, Kendall and Kylie.

That same day it was revealed that baby Psalm West's moniker is safe. 

TMZ claimed the power couple have already 'filed for trademark protection under her company so Psalm's name.' 

And there are wide variety of things that covers, from hair extensions and ornamental novelty pins to entertainment services, personal appearances, skin care, nail polish and strollers. 

Doc: The family doctor when her gestational carrier welcomed Psalm on May 9 was Dr Paul Crane of Beverly Hills

Doc: The family doctor when her gestational carrier welcomed Psalm on May 9 was Dr Paul Crane of Beverly Hills

A closer look: Also on the paper it was noted that Psalm was born at Cedars Sinai Medical Center in Los Angeles and the little guy does not yet have a middle name

A closer look: Also on the paper it was noted that Psalm was born at Cedars Sinai Medical Center in Los Angeles and the little guy does not yet have a middle name

The two have done this for their three other children as well: North, five, Saint, three, and Chicago, one.

They have yet to launch any brands under their kids' names but are likely just thinking years ahead of time. 

On May 9 they welcomed Psalm via gestational carrier.

The reality TV star, 38, shared the happy news about their baby boy's birth with fans soon after. 

Brood:  The two have done this for their three other children as well: North, five, Saint, three, and Chicago, one. Seen in December

Brood:  The two have done this for their three other children as well: North, five, Saint, three, and Chicago, one. Seen in December

'He's here and he's perfect,' the beauty tweeted. Minutes later she added, 'He's also Chicago's twin lol I'm sure he

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