As
filed with the Securities and Exchange Commission on January 8, 2004

# FORM 6-K

# SECURITIES EXCHANGE
COMMISSION Washington, D.C. 20549

Report of Foreign Private Issuer Pursuant to Rule 13a-16
or 15d-16 ofthe Securities Exchange Act
of 1934 For the month of December 2003

TELE2 AB(Translation of
registrants name into English)

Skeppsbron 18Box 2094S103 13 StockholmSweden(Address of principal
executive offices)

Indicate by check mark whether the
registrant files or will file annual reports under cover Form 20-F or Form 40-F

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Indicate by check mark whether the registrant
by furnishing the information contained in this Form is also thereby furnishing the
information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act
of 1934

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If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b):
...................................................N/A.......................................................................................................................................

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FINANCIAL CALENDAR

New York and Stockholm- January 7,
2004  Tele2 AB (Tele2", the Group) (Nasdaq Stock Market:
TLTOA and TLTOB and Stockholmsbörsen: TEL2A and TEL2B), the leading alternative
pan-European telecommunications company, today announces the following preliminary dates
for the release of its quarterly results statements and the AGM for 2004:

|Q4 2003 and Full Year Report       |  | 9 February 2004 | 
|---------------------------------- |  | --------------- | 
|Q1 2004 Interim Report             |  | 21 April 2004   | 
|Q2 2004 Interim Report             |  | 2 August 2004   | 
|Q3 2004 Interim Report             |  | 20 October 2004 | 
|Annual General Meeting (Stockholm) |  | 12 May 2004     | 

Tele2 AB, formed in 1993, is the
leading profitable alternative pan-European telecommunications company offering fixed and
mobile telephony, data network and Internet services under the brands Tele2, Tango and
Comviq to over 20 million people in 23 countries. Tele2 operates Datametrix, which
specializes in systems integration, 3C Communications, providing integrated credit card
processing, web payment solutions and public payphones; Transac, providing billing and
transaction processing service; C3, offering co-branded pre-paid calling cards and
Optimal Telecom, the price-guaranteed residential router device. The Group offers cable
television services and, together with MTG, owns the Internet portal Everyday.com. The
Company is listed on the Stockholmsbörsen, under TEL2A and TEL2B, and on the Nasdaq
Stock Market under TLTOA and TLTOB.

CONTACTS

|Lars-Johan Jarnheimer       |  | Telephone: + 46 8 562 640 00 | 
|--------------------------- |  | ---------------------------- | 
|President and CEO, Tele2 AB | 
|Dwayne Taylor               |  | Telephone: + 44 20 7321 5038 | 
|Investor enquiries          | 

Visit us at our homepage:
http://www.Tele2.com

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SIGNATURES

Pursuant
to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused
this report to be signed on its behalf by the undersigned, thereunto duly authorized.

TELE2 AB By:   /s/ Håkan Zadler
Name:Title:

Date: January 8, 2004