**Exhibit 32.1**

**Certification of CEO and CFO Pursuant to18 U.S.C. Section 1350,as Adopted Pursuant toSection 906 of the Sarbanes-Oxley Act of 2002**

Inconnection with the Quarterly Report on Form 10-Q of SouthHertfordshire United Kingdom Fund, Ltd. (the “Partnership”) for the threemonths ended June 30, 2007, as filed with the Securities and ExchangeCommission on the date hereof (the “Report”), Robert Mackenzie, as a directorfor Virgin Media Directors Limited, the Corporate Director of NTL FawnspringLimited, the General Partner of the Partnership, and Robert Gale, as a directorfor Virgin Media Directors Limited, the Corporate Director of NTL FawnspringLimited, the General Partner of the Partnership, each hereby certifies,pursuant to 18 U.S.C. Section 1350, as adopted pursuant toSection 906 of the Sarbanes-Oxley Act of 2002, to the best of hisknowledge, that:

(1)         The Report fully complies with the requirements ofSection 13(a) or 15(d) of the Securities Exchange Act of 1934;and

(2)         Theinformation contained in the Report fairly presents, in all material respects,the financial condition and results of operations of the Partnership.
| /s/ ROBERT MACKENZIE |                                                                                                                    |
|----------------------|-------------------------------------------------------------------------------------------------------------------------|
| Name:                | Robert Mackenzie                                                                                                        |
| Title:               | *Director of Virgin Media Directors Limited*                                                                            |
|                 | *Corporate Director of NTL Fawnspring  Limited,  the General Partner of South Hertfordshire United Kingdom Fund, Ltd.** |
| Date:                | August 10, 2007                                                                                                    |
| /s/ ROBERT GALE      |                                                                                                                    |
| Name:                | Robert Gale                                                                                                             |
| Title:               | *Director of Virgin Media Directors limited*                                                                            |
|                 | *Corporate Director of NTL Fawnspring  Limited,  the General Partner of South Hertfordshire United Kingdom Fund, Ltd.** |
| Date:                | August 10, 2007                                                                                                    |
|                      |                                                                                                                         |  |

 

A signed original of this written statementrequired by Section 906 of the Sarbanes-Oxley Act of 2002 has been providedto the Partnership and will be retained by the Partnership and furnished to theSecurities and Exchange Commission or its staff upon request.

This certification accompanies the Reportpursuant to Section 906 of the Sarbanes-Oxley Act of 2002 and shall not,except to the extent required by the Sarbanes-Oxley Act of 2002, be deemedfiled by the Partnership for purposes of Section 18 of the SecuritiesExchange Act of 1934.

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*                    The Partnership has no Chief Executive Officer or Chief FinancialOfficer. Robert Mackenzie and Robert Gale are directors of Virgin MediaDirectors Limited, which is a Corporate Director of NTL Fawnspring Limited, theGeneral Partner of the Partnership.

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