Marnie Seinor

Sales Agent
Real Estate Agent In Double Bay

Last updated on Wednesday, October 14, 2026 ( View Agent Profile of Marnie Seinor)

Properties Sales Statistics

13+
Properties for sale

About Marnie Seinor - Real Estate Agent

With more than 24 years of experience in Sydney’s South Eastern Suburbs property market, Marnie Seinor has established an outstanding career defined by market knowledge, trusted client relationships and consistently strong results.

Her detailed understanding of the local market, considered approach and clear communication have made her a highly regarded advisor to both vendors and buyers. Marnie has been recognised among the Australian Real Estate Business Top 100 Sales Agents for six consecutive years and named the tenth-ranked female sales agent in Australia.

As part of Sydney Sotheby’s International Realty, Marnie combines her extensive local expertise with the global reach, distinguished reputation and high standard of service synonymous with the Sotheby’s International Realty brand. She remains focused on delivering carefully considered campaigns, exceptional outcomes and a highly personalised experience for every client.

Connect with Marnie Seinor on social media Facebook, LinkedIn.

Marnie Seinor's Next Open Home Is

Upcoming Auctions

Properties for Sale and Recently Sold by Marnie Seinor, Sydney Sotheby's International Realty - Double Bay - Double Bay

Maroubra

3 properties for sale

Matraville

1 properties for sale

2 properties sold

Botany

2 properties for sale

Little Bay

2 properties for sale

Coogee

1 properties sold

Surry Hills

1 properties for sale

Malabar

1 properties for sale

Eastlakes

1 properties for sale

Chifley

1 properties for sale

Properties By Marnie Seinor

Here are the lists that contain all properties Marnie Seinor have sold and listed on realsearch.com.au.

Marnie Seinor is a part of team at Sydney Sotheby's International Realty - Double Bay located at Surry Hills, Malabar, Little Bay, Coogee, Maroubra, Matraville, Botany, Eastlakes, Chifley, Pagewood has 13 properties for sale.

Properties for sale by Marnie Seinor

1 Grose Street, Little Bay, NSW 2036

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5 3 4

Open Saturday 17 October 12:30 pm Auction Wednesday 11 November 6:00 pm

13 Giles Street, Chifley, NSW 2036

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4 3 2

Open Saturday 17 October 1:45 pm Auction Wednesday 4 November 6:00 pm

23 Universal Street, Eastlakes, NSW 2018

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4 3 2

Open Saturday 17 October 10:15 am Auction Saturday 31 October 9:00 am

4 Cove Circuit, Little Bay, NSW 2036

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4 2 2

Open Saturday 17 October 11:30 am Auction Thursday 29 October 6:00 pm

7/45-47 Minneapolis Crescent, Maroubra, NSW 2035

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3 2 2

Open Saturday 17 October 9:30 am Auction Wednesday 28 October 6:00 pm

19 Little Riley Street, Surry Hills, NSW 2010

Guide $1,150,000

2 1

Open Saturday 17 October 2:00 pm Auction Saturday 24 October 9:00 am

4A/16-20 Hereward Street, Maroubra, NSW 2035

Guide $800,000

2 1 1

Open Saturday 17 October 12:45 pm Auction Wednesday 21 October 6:00 pm

8/24 Chelmsford Avenue, Botany, NSW 2019

Guide $575,000

1 1 1

Open Saturday 17 October 8:30 am Auction Saturday 17 October 9:00 am
Properties for rent by Marnie Seinor

Contact Marnie Seinor at Sydney Sotheby's International Realty - Double Bay

Marnie Seinor

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