List of LSH leaders/Preboot

Pre-Crisis

Pre-Crisis

Term	Leader	Deputy	Starting at issue / real time	Ending	Fictional Start Date	Fictional End Date	Notes
1	Cosmic Boy	Unestablished	Retroactively in Adventure Comics #352 (text piece)	Adventure Comics #304 (January 1963), as Saturn Girl is elected in his place	Unestablished (presumed shortly after founding of LSH)	Unestablished
2	Saturn Girl	Unestablished	Adventure Comics #304 (January 1963)	Reelected in Adventure Comics #323 (August 1964)	Unestablished	Unestablished
3	Saturn Girl	Unestablished	Adventure Comics #323 (August 1964)		Unestablished	Unestablished
4	Brainiac 5	Unestablished	Adventure Comics #337 (October 1965)		Unestablished	Unestablished	The election happened off-panel
5	Invisible Kid (Lyle Norg)	Superboy	Adventure Comics #348 (published July 28, 1966, cover date September 1966)		Unestablished	Unestablished	First mention of the existence of a deputy leader?
6	Ultra Boy	Unestablished	Adventure Comics #371 (August 1968)		Unestablished	Unestablished	Ultra Boy seems to simply be in charge. No readily apparent mention of an election.
7	Karate Kid	Mon-El	Action Comics #382 (November 1969)		Unestablished	Unestablished	No election shown or mentioned. Karate Kid just mentions in passing that he is Legion Leader. Mon-El is said to be the deputy in #392 (earlier mentions may exist)
8	Mon-El	Element Lad	Action Comics #392 (September 1970)		Unestablished	Unestablished	No election shown, but the change of leader is directly stated.
9	Ultra Boy	Unestablished	Superboy v1 #184 (April 1972)		Unestablished	Unestablished
10	Mon-El	Brainiac 5	Superboy v1 #190 (September 1972; ran against Saturn Girl; result unrevealed until #193)		Unestablished	Unestablished
11	Wildfire	Unestablished	Superboy v1 #225 (March 1977)		Unestablished	Unestablished
12	Lightning Lad	Element Lad (third mandate as deputy)	Superboy and the Legion of Super-Heroes #247 (January 1979)		Unestablished	Unestablished	The election was presented as a dispute between Brainiac 5 and Element Lad, despite the final result. Lightning Lad resigned in LSH #287 (May 1982) in favor of Element Lad.
13	Dream Girl	Briefly Ultra Boy (until Legion of Super-Heroes v2 303); later unestablished	Legion of Super-Heroes v2 #291, September 1982; ran against Element Lad, who refused to be her deputy, and Ultra Boy, who also refused deputy leader status in #303		Unestablished	Unestablished	Ran against Ultra Boy and Element Lad.
14	Element Lad	Unestablished	Legion of Super-Heroes v2 #306, December 1983 (although he only truly learned of it in #310, April 1984		Unestablished	Unestablished
15	Element Lad	Unestablished	Legion of Super-Heroes v3 #12, July 1985				Ran against Brainiac 5; the two of them voted for each other

Post-Crisis

(term 16)

Polar Boy

• Became Leader : Legion of Super-Heroes v3 #36, July 1987
  • Reason:
• Lost Leadership: Legion of Super-Heroes v3 #59, April 1989
  • Reason: End of term; decided not to bring a candidacy for a second term.

(term 17)

Sensor Girl

• Became Leader : Legion of Super-Heroes v3 #60, May 1989; Timber Wolf was her deputy.
  • Reason:
• Lost Leadership: Unofficially in March the 10th, 2991 during the Five Year Gap between Legion of Super-Heroes v3 #63, and v4 #1, , about four months before the Black Dawn crisis. Officially due to the disbanding of the Legion in July the 6h, 2992.
  • Reason: Decision to resign from the Legion and return to Orando, in part because of the bleak perspectives on Earth.

Glorithverse

(term 18)

Timber Wolf

• Became Leader : Legion of Super-Heroes v3 #60, May 1989 (elected as deputy); unoficially became acting leader during the Five Year Gap, specifically in March the 10th 2991.
  • Reason: The resignation of Sensor Girl.
• Lost Leadership: At July the 5th, 2991, just prior the Black Dawn crisis. Officially due to the disbanding of the Legion in July the 6h, 2992.
  • Reason: Unspecified, but probably related to a general lack of purpose during the Dominator occupation of Earth.

(term 19)

Sun Boy

• Became Leader : In July the 5th, 2991, during the Five Year Gap, as revealed in Legion of Superheroes Vol. 4, issues #1-#28. His role was largely as a puppet of the Dominators and may never been quite official.
  • Reason: The resignation of Timber Wolf.
• Lost Leadership: Resigned in frustration in September the 14th, 2991, after the Black Dawn mission resulted in disaster. Details revealed in Legion of Super-Heroes v4 #28, April 1992. Unofficially appointed Polar Boy as his temporary successor.
  • Reason: A combination of general frustration and an untennable political situation.

(term 20)

Polar Boy

• Became Leader : Legion of Super-Heroes v4 #28, April 1992
  • Reason: Sun Boy's resignation.
• Lost Leadership: Due to the official disbanding of the Legion in July the 6th, 2992.
  • Reason:

(term 21)

Cosmic Boy

• Became Leader : During the gradual reemergence of the Legion during early issues of Volume 4.
  • Reason: Chosen by Chameleon Boy.
• Lost Leadership: By giving it up to Shrinking Violet.
  • Reason: General frustration and recognition of a de facto situation of switched leadership.

(term 22)

Cosmic Boy (SW6 Batch)

• Became Leader : Cosmic Boy became the leader of the SW6 Batch legionaires in Legionnaires #1, (April 1993)
  • Reason: Elected by his fellow SW6 teammates.
• Lost Leadership: Due to the Zero Hour reboot.
  • Reason:

(term 23)

Shrinking Violet

• Became Leader : Legion of Super-Heroes v4 #54, February 1994
  • Reason: Acting as de facto leader at the time. Was officially given the formal leadership by a frustrated Cosmic Boy, who had become leader during the gradual reforming of the Legion since v4 #1, .
• Lost Leadership: Due to the Zero Hour reboot, in Legion of Super-Heroes v4 #61, September 1994.
  • Reason: